diff --git a/README.md b/README.md
index 227567132303bb4c0df57b1a6e151603420dfeda..c9e7b4140fce9073711d65d6b0c58f0fd3f9e10c 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,7 @@ The sesam.py file contains the model to produce semi-supervised representation a
 The GBSSL.PY file is obtained from the project: https://github.com/junliangma/gbssl
 
 [1] 10.1109/IJCNN.2018.8489353 : Dino Ienco, Ruggero G. Pensa: Semi-Supervised Clustering With Multiresolution Autoencoders. IJCNN 2018: 1-8
+
 [2] 10.1109/TNNLS.2019.2955565 : Dino Ienco, Ruggero G. Pensa: Enhancing Graph-Based Semisupervised Learning via Knowledge-Aware Data Embedding. Accepted for publication @IEEE TNNLS