ABA-model-calibration.md

@@ -4,10 +4,10 @@ The following files are provided:
 
 * [Rmarkdown source](https://gitlab.irstea.fr/jean-matthieu.monnet/lidartree_tutorials/-/blob/master/R/area-based.2.model.calibration.Rmd),
 * **[ABA model calibration tutorial in html](https://gitlab.irstea.fr/jean-matthieu.monnet/lidartree_tutorials/-/raw/master/export/area-based.2.model.calibration.html?inline=false)**,
-* [ABA model calibration tutorial in pdf](https://gitlab.irstea.fr/jean-matthieu.monnet/lidartree_tutorials/-/blob/master/export/area-based.2.model.calibration.pdf),
 * datasets required to run the source code are also available on the repository.
 
 Change log
 
++ Dec. 27, 2021: checked field dataset
 + Aug 3, 2021: updated to comply with lidaRtRee 3.1.0
 + Mar 2021: first version