diff --git a/src/View/D90AdisTS/Window.py b/src/View/D90AdisTS/Window.py
index 5fffc17d68a61d9e2134c39fe9996a4f3a33c576..7d08a657a1209104d8deca9f03bdf878fbadb25e 100644
--- a/src/View/D90AdisTS/Window.py
+++ b/src/View/D90AdisTS/Window.py
@@ -245,7 +245,7 @@ class D90AdisTSWindow(PamhyrWindow):
             return
 
         logger.debug(
-            "IC: Paste: " +
+            "D90: Paste: " +
             f"header = {header}, " +
             f"data = {data}"
         )
diff --git a/src/View/DIFAdisTS/Table.py b/src/View/DIFAdisTS/Table.py
index 13d5555cb7a43845c940398e56f6b7aded460514..7b4037e7832e37bddb9adf16eb166298d16c52a4 100644
--- a/src/View/DIFAdisTS/Table.py
+++ b/src/View/DIFAdisTS/Table.py
@@ -35,7 +35,7 @@ from PyQt5.QtWidgets import (
 
 from View.Tools.PamhyrTable import PamhyrTableModel
 
-from View.D90AdisTS.UndoCommand import (
+from View.DIFAdisTS.UndoCommand import (
     SetCommand, AddCommand, SetCommandSpec,
     DelCommand,
 )
@@ -69,6 +69,8 @@ class ComboBoxDelegate(QItemDelegate):
                         lambda kp: str(kp), reach.reach.get_kp()
                     )
                 )
+        elif self._mode == "method":
+            val = self._data.dif_adists.lst[0].types
         else:
             val = list(
                 map(
@@ -106,11 +108,11 @@ class ComboBoxDelegate(QItemDelegate):
         self.commitData.emit(self.sender())
 
 
-class D90TableModel(PamhyrTableModel):
+class DIFTableModel(PamhyrTableModel):
     def __init__(self, river=None, data=None, **kwargs):
         self._river = river
 
-        super(D90TableModel, self).__init__(data=data, **kwargs)
+        super(DIFTableModel, self).__init__(data=data, **kwargs)
 
         self._data = data
 
@@ -127,8 +129,8 @@ class D90TableModel(PamhyrTableModel):
         row = index.row()
         column = index.column()
 
-        if self._headers[column] is "name":
-            n = self._lst[row].name
+        if self._headers[column] is "method":
+            n = self._lst[row].method
             if n is None or n == "":
                 return self._trad['not_associated']
             return n
@@ -147,8 +149,18 @@ class D90TableModel(PamhyrTableModel):
             if n is None:
                 return self._trad['not_associated']
             return n
-        elif self._headers[column] is "d90":
-            n = self._lst[row].d90
+        elif self._headers[column] is "dif":
+            n = self._lst[row].dif
+            if n is None:
+                return self._trad['not_associated']
+            return n
+        elif self._headers[column] is "b":
+            n = self._lst[row].b
+            if n is None:
+                return self._trad['not_associated']
+            return n
+        elif self._headers[column] is "c":
+            n = self._lst[row].c
             if n is None:
                 return self._trad['not_associated']
             return n
diff --git a/src/View/DIFAdisTS/TableDefault.py b/src/View/DIFAdisTS/TableDefault.py
index c3231d424916abef2ccb4c1790739737e44e5989..60d3f58784c2649350b724b1d560475778cb9473 100644
--- a/src/View/DIFAdisTS/TableDefault.py
+++ b/src/View/DIFAdisTS/TableDefault.py
@@ -35,7 +35,7 @@ from PyQt5.QtWidgets import (
 
 from View.Tools.PamhyrTable import PamhyrTableModel
 
-from View.D90AdisTS.UndoCommand import (
+from View.DIFAdisTS.UndoCommand import (
     SetCommand,
 )
 
@@ -43,9 +43,9 @@ logger = logging.getLogger()
 
 _translate = QCoreApplication.translate
 
-class D90TableDefaultModel(PamhyrTableModel):
+class DIFTableDefaultModel(PamhyrTableModel):
     def __init__(self, **kwargs):
-        super(D90TableDefaultModel, self).__init__(**kwargs)
+        super(DIFTableDefaultModel, self).__init__(**kwargs)
 
     def data(self, index, role):
         if role != Qt.ItemDataRole.DisplayRole:
@@ -54,10 +54,23 @@ class D90TableDefaultModel(PamhyrTableModel):
         row = index.row()
         column = index.column()
 
-        if self._headers[column] is "name":
-            return self._data[row].name
-        elif self._headers[column] is "d90":
-            n = self._data[row].d90
+        if self._headers[column] is "method":
+            n = self._data[row].method
+            if n is None:
+                return self._trad['not_associated']
+            return n
+        elif self._headers[column] is "dif":
+            n = self._data[row].dif
+            if n is None:
+                return self._trad['not_associated']
+            return n
+        elif self._headers[column] is "b":
+            n = self._data[row].b
+            if n is None:
+                return self._trad['not_associated']
+            return n
+        elif self._headers[column] is "c":
+            n = self._data[row].c
             if n is None:
                 return self._trad['not_associated']
             return n
diff --git a/src/View/DIFAdisTS/UndoCommand.py b/src/View/DIFAdisTS/UndoCommand.py
index f0644955f804a69300d441ff4787ac60a377ab7d..2d28189b78a959cfb6e4d51ad894c99f082d50b9 100644
--- a/src/View/DIFAdisTS/UndoCommand.py
+++ b/src/View/DIFAdisTS/UndoCommand.py
@@ -23,8 +23,8 @@ from PyQt5.QtWidgets import (
     QMessageBox, QUndoCommand, QUndoStack,
 )
 
-from Model.D90AdisTS.D90AdisTS import D90AdisTS
-from Model.D90AdisTS.D90AdisTSList import D90AdisTSList
+from Model.DIFAdisTS.DIFAdisTS import DIFAdisTS
+from Model.DIFAdisTS.DIFAdisTSList import DIFAdisTSList
 
 
 class SetCommand(QUndoCommand):
@@ -35,28 +35,40 @@ class SetCommand(QUndoCommand):
         self._row = row
         self._column = column
 
-        if self._column == "name":
-            self._old = self._data[self._row].name
-        elif self._column == "d90":
-            self._old = self._data[self._row].d90
+        if self._column == "method":
+            self._old = self._data[self._row].method
+        elif self._column == "dif":
+            self._old = self._data[self._row].dif
+        elif self._column == "b":
+            self._old = self._data[self._row].b
+        elif self._column == "c":
+            self._old = self._data[self._row].c
 
         _type = float
-        if column == "name":
+        if column == "method":
             _type = str
 
         self._new = _type(new_value)
 
     def undo(self):
-        if self._column == "name":
-            self._data[self._row].name = self._old
-        elif self._column == "d90":
-            self._data[self._row].d90 = self._old
+        if self._column == "method":
+            self._data[self._row].method = self._old
+        elif self._column == "dif":
+            self._data[self._row].dif = self._old
+        elif self._column == "b":
+            self._data[self._row].b = self._old
+        elif self._column == "c":
+            self._data[self._row].c = self._old
 
     def redo(self):
-        if self._column == "name":
-            self._data[self._row].name = self._new
-        elif self._column == "d90":
-            self._data[self._row].d90 = self._new
+        if self._column == "method":
+            self._data[self._row].method = self._new
+        elif self._column == "dif":
+            self._data[self._row].dif = self._new
+        elif self._column == "b":
+            self._data[self._row].b = self._new
+        elif self._column == "c":
+            self._data[self._row].c = self._new
 
 class SetCommandSpec(QUndoCommand):
     def __init__(self, data, row, column, new_value):
@@ -66,19 +78,23 @@ class SetCommandSpec(QUndoCommand):
         self._row = row
         self._column = column
 
-        if self._column == "name":
-            self._old = self._data[self._row].name
+        if self._column == "method":
+            self._old = self._data[self._row].method
         elif self._column == "reach":
             self._old = self._data[self._row].reach
         elif self._column == "start_kp":
             self._old = self._data[self._row].start_kp
         elif self._column == "end_kp":
             self._old = self._data[self._row].end_kp
-        elif self._column == "d90":
-            self._old = self._data[self._row].d90
+        elif self._column == "dif":
+            self._old = self._data[self._row].dif
+        elif self._column == "b":
+            self._old = self._data[self._row].b
+        elif self._column == "c":
+            self._old = self._data[self._row].c
 
         _type = float
-        if column == "name":
+        if column == "method":
             _type = str
         elif column == "reach":
             _type = int
@@ -86,28 +102,36 @@ class SetCommandSpec(QUndoCommand):
         self._new = _type(new_value)
 
     def undo(self):
-        if self._column == "name":
-            self._data[self._row].name = self._old
+        if self._column == "method":
+            self._data[self._row].method = self._old
         elif self._column == "reach":
             self._data[self._row].reach = self._old
         elif self._column == "start_kp":
             self._data[self._row].start_kp = self._old
         elif self._column == "end_kp":
             self._data[self._row].end_kp = self._old
-        elif self._column == "d90":
-            self._data[self._row].d90 = self._old
+        elif self._column == "dif":
+            self._data[self._row].dif = self._old
+        elif self._column == "b":
+            self._data[self._row].b = self._old
+        elif self._column == "c":
+            self._data[self._row].c = self._old
 
     def redo(self):
-        if self._column == "name":
-            self._data[self._row].name = self._new
+        if self._column == "method":
+            self._data[self._row].method = self._new
         elif self._column == "reach":
             self._data[self._row].reach = self._new
         elif self._column == "start_kp":
             self._data[self._row].start_kp = self._new
         elif self._column == "end_kp":
             self._data[self._row].end_kp = self._new
-        elif self._column == "d90":
-            self._data[self._row].d90 = self._new
+        elif self._column == "dif":
+            self._data[self._row].dif = self._new
+        elif self._column == "b":
+            self._data[self._row].b = self._new
+        elif self._column == "c":
+            self._data[self._row].c = self._new
 
 class AddCommand(QUndoCommand):
     def __init__(self, data, ics_spec, index):
diff --git a/src/View/DIFAdisTS/Window.py b/src/View/DIFAdisTS/Window.py
index 5fffc17d68a61d9e2134c39fe9996a4f3a33c576..a4af1b955504c2886156a41f4eb8fb6b5cc59854 100644
--- a/src/View/DIFAdisTS/Window.py
+++ b/src/View/DIFAdisTS/Window.py
@@ -43,19 +43,15 @@ from PyQt5.QtWidgets import (
 
 from Modules import Modules
 
-from View.InitialConditionsAdisTS.UndoCommand import (
-    SetCommand,
+from View.DIFAdisTS.TableDefault import (
+    DIFTableDefaultModel,
 )
 
-from View.D90AdisTS.TableDefault import (
-    D90TableDefaultModel,
+from View.DIFAdisTS.Table import (
+    DIFTableModel, ComboBoxDelegate,
 )
 
-from View.D90AdisTS.Table import (
-    D90TableModel, ComboBoxDelegate,
-)
-
-from View.D90AdisTS.translate import D90AdisTSTranslate
+from View.DIFAdisTS.translate import DIFAdisTSTranslate
 
 from Solver.Mage import Mage8
 
@@ -64,14 +60,14 @@ _translate = QCoreApplication.translate
 logger = logging.getLogger()
 
 
-class D90AdisTSWindow(PamhyrWindow):
-    _pamhyr_ui = "D90AdisTS"
-    _pamhyr_name = "D90 AdisTS"
+class DIFAdisTSWindow(PamhyrWindow):
+    _pamhyr_ui = "DIFAdisTS"
+    _pamhyr_name = "DIF AdisTS"
 
     def __init__(self, data=None, study=None, config=None, parent=None):
         self._data = []
         self._data.append(data)
-        trad = D90AdisTSTranslate()
+        trad = DIFAdisTSTranslate()
 
         name = (
             trad[self._pamhyr_name] +
@@ -79,7 +75,7 @@ class D90AdisTSWindow(PamhyrWindow):
             " - " + self._data[0].name
         )
 
-        super(D90AdisTSWindow, self).__init__(
+        super(DIFAdisTSWindow, self).__init__(
             title=name,
             study=study,
             config=config,
@@ -89,7 +85,7 @@ class D90AdisTSWindow(PamhyrWindow):
 
         self._hash_data.append(data)
 
-        self._d90_adists_lst = study.river.d90_adists
+        self._dif_adists_lst = study.river.dif_adists
 
         self.setup_table()
 
@@ -101,11 +97,21 @@ class D90AdisTSWindow(PamhyrWindow):
 
         table_default = self.find(QTableView, f"tableView")
 
-        self._table = D90TableDefaultModel(
+        self._delegate_method = ComboBoxDelegate(
+            trad=self._trad,
+            data=self._study.river,
+            ic_spec_lst=self._data[0]._data,
+            parent=self,
+            mode="method"
+        )
+
+        self._table = DIFTableDefaultModel(
             table_view=table_default,
             table_headers=self._trad.get_dict("table_headers"),
-            editable_headers=["name", "d90"],
-            delegates={},
+            editable_headers=["method", "dif", "b", "c"],
+            delegates={
+                "method": self._delegate_method
+            },
             data=self._data,
             undo=self._undo_stack,
             trad=self._trad
@@ -148,11 +154,12 @@ class D90AdisTSWindow(PamhyrWindow):
             mode="kp"
         )
 
-        self._table_spec = D90TableModel(
+        self._table_spec = DIFTableModel(
             table_view=self.table_spec,
             table_headers=self._trad.get_dict("table_headers_spec"),
-            editable_headers=["name", "reach", "start_kp", "end_kp", "d90"],
+            editable_headers=["method", "reach", "start_kp", "end_kp", "dif", "b", "c"],
             delegates={
+                "method": self._delegate_method,
                 "reach": self._delegate_reach,
                 "start_kp": self._delegate_kp,
                 "end_kp": self._delegate_kp
@@ -245,7 +252,7 @@ class D90AdisTSWindow(PamhyrWindow):
             return
 
         logger.debug(
-            "IC: Paste: " +
+            "DIF: Paste: " +
             f"header = {header}, " +
             f"data = {data}"
         )
diff --git a/src/View/DIFAdisTS/translate.py b/src/View/DIFAdisTS/translate.py
index 5a7bbd755d514a6d628c3828d95883296bf13d95..fc10d141af3b003ee0f1d6ea8d4ba5ff4d3a8f4e 100644
--- a/src/View/DIFAdisTS/translate.py
+++ b/src/View/DIFAdisTS/translate.py
@@ -23,24 +23,28 @@ from View.Translate import MainTranslate
 _translate = QCoreApplication.translate
 
 
-class D90AdisTSTranslate(MainTranslate):
+class DIFAdisTSTranslate(MainTranslate):
     def __init__(self):
-        super(D90AdisTSTranslate, self).__init__()
+        super(DIFAdisTSTranslate, self).__init__()
 
-        self._dict["D90 AdisTS"] = _translate(
-            "D90AdisTS", "D90 AdisTS")
+        self._dict["DIF AdisTS"] = _translate(
+            "DIFAdisTS", "DIF AdisTS")
 
         self._dict["kp"] = self._dict["unit_kp"]
 
         self._sub_dict["table_headers"] = {
-            "name": self._dict["name"],
-            "d90": _translate("Unit", "D90"),
+            "method": self._dict["method"],
+            "dif": _translate("Unit", "DIF"),
+            "b": _translate("Unit", "Coeff b"),
+            "c": _translate("Unit", "Coeff c"),
         }
 
         self._sub_dict["table_headers_spec"] = {
-            "name": self._dict["name"],
+            "method": self._dict["method"],
             "reach": self._dict["reach"],
             "start_kp": _translate("Unit", "Start_KP (m)"),
             "end_kp": _translate("Unit", "End_KP (m)"),
-            "d90": _translate("Unit", "D90"),
+            "dif": _translate("Unit", "DIF"),
+            "b": _translate("Unit", "Coeff b"),
+            "c": _translate("Unit", "Coeff c"),
         }
diff --git a/src/View/MainWindow.py b/src/View/MainWindow.py
index ddca58d6bd50fb6c88b20d58dd96d30a14e9447c..f005ba5c9a599c26ad6a2125183b759ee8c51be0 100644
--- a/src/View/MainWindow.py
+++ b/src/View/MainWindow.py
@@ -78,7 +78,7 @@ from View.Debug.Window import ReplWindow
 from View.OutputKpAdisTS.Window import OutputKpAdisTSWindow
 from View.Pollutants.Window import PollutantsWindow
 from View.D90AdisTS.Window import D90AdisTSWindow
-from View.DIFAdisTS.Window import D90AdisTSWindow
+from View.DIFAdisTS.Window import DIFAdisTSWindow
 
 # Optional internal display of documentation for make the application
 # package lighter...
@@ -891,23 +891,23 @@ class ApplicationWindow(QMainWindow, ListedSubWindow, WindowToolKit):
         D90AdisTS.show()
 
     def open_dif(self):
-        if len(self._study.river.d90_adists.lst) != 0:
-            d90_default = self._study.river.d90_adists.lst[0]
+        if len(self._study.river.dif_adists.lst) != 0:
+            dif_default = self._study.river.dif_adists.lst[0]
         else:
-            d90_default = self._study.river.d90_adists.new(0)
+            dif_default = self._study.river.dif_adists.new(0)
 
         if self.sub_window_exists(
-            D90AdisTSWindow,
-            data=[self._study, None, d90_default]
+            DIFAdisTSWindow,
+            data=[self._study, None, dif_default]
         ):
             return
 
-        D90AdisTS = D90AdisTSWindow(
+        DIFAdisTS = DIFAdisTSWindow(
             study=self._study,
             parent=self,
-            data=d90_default
+            data=dif_default
         )
-        D90AdisTS.show()
+        DIFAdisTS.show()
 
     def open_pollutants(self):
         if self.sub_window_exists(
diff --git a/src/View/Translate.py b/src/View/Translate.py
index 5b906534158020e38352f7f4cd0e7d734043fc97..126043b5be21c6e48d4fc710a66a86b991cd2695 100644
--- a/src/View/Translate.py
+++ b/src/View/Translate.py
@@ -48,6 +48,8 @@ class CommonWordTranslate(PamhyrTranslate):
             "CommonWord", "Not associated"
         )
 
+        self._dict["method"] = _translate("CommonWord", "Method")
+
 
 class UnitTranslate(CommonWordTranslate):
     def __init__(self):
diff --git a/src/View/ui/DIFAdisTS.ui b/src/View/ui/DIFAdisTS.ui
new file mode 100644
index 0000000000000000000000000000000000000000..b4fe3e2d6777785e701a5c7771e11d6ce77952af
--- /dev/null
+++ b/src/View/ui/DIFAdisTS.ui
@@ -0,0 +1,73 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>MainWindow</class>
+ <widget class="QMainWindow" name="MainWindow">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>1024</width>
+    <height>576</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>MainWindow</string>
+  </property>
+  <widget class="QWidget" name="centralwidget">
+   <layout class="QGridLayout" name="gridLayout">
+    <item row="0" column="0">
+     <widget class="QSplitter" name="splitter_2">
+      <property name="orientation">
+       <enum>Qt::Horizontal</enum>
+      </property>
+      <widget class="QWidget" name="layoutWidget">
+       <layout class="QVBoxLayout" name="verticalLayout_3">
+        <item>
+         <layout class="QHBoxLayout" name="horizontalLayout"/>
+        </item>
+        <item>
+         <widget class="QTableView" name="tableView"/>
+        </item>
+       </layout>
+      </widget>
+      <widget class="QSplitter" name="splitter">
+       <property name="orientation">
+        <enum>Qt::Vertical</enum>
+       </property>
+       <widget class="QWidget" name="verticalLayoutWidget">
+        <layout class="QVBoxLayout" name="verticalLayout_1"/>
+       </widget>
+       <widget class="QWidget" name="verticalLayoutWidget_2">
+        <layout class="QVBoxLayout" name="verticalLayout_2"/>
+       </widget>
+      </widget>
+     </widget>
+    </item>
+   </layout>
+  </widget>
+  <widget class="QMenuBar" name="menubar">
+   <property name="geometry">
+    <rect>
+     <x>0</x>
+     <y>0</y>
+     <width>1024</width>
+     <height>22</height>
+    </rect>
+   </property>
+  </widget>
+  <widget class="QStatusBar" name="statusbar"/>
+  <widget class="QToolBar" name="toolBar">
+   <property name="windowTitle">
+    <string>toolBar</string>
+   </property>
+   <attribute name="toolBarArea">
+    <enum>TopToolBarArea</enum>
+   </attribute>
+   <attribute name="toolBarBreak">
+    <bool>false</bool>
+   </attribute>
+  </widget>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>
diff --git a/tests_cases/Enlargement/Enlargement.pamhyr b/tests_cases/Enlargement/Enlargement.pamhyr
index ae39194e16d126cba23500f15e4cad5347be997e..ee8749c4d284e64a929297cf802ff0263ae738b2 100644
Binary files a/tests_cases/Enlargement/Enlargement.pamhyr and b/tests_cases/Enlargement/Enlargement.pamhyr differ