M. Sotiroudi, A.-S. Toufa  and C.Kotropoulos, "Constructing and Analyzing Different Density Graphs for Path Extrapolation in Wikipedia", in Proc. DBKDA 2024 The 16th International Conference on Advances in Databases, Knowledge, and Data Applications, March 10-14, 2024.

S. Drakakis  and C.Kotropoulos, "Applying the Neural Bellman-Ford Model to the Single Source Shortest Path Problem", in Proc. 13th International Conference on Pattern Recognition Applications and Methods, February 24-26, 2024.

A. - S. Toufa, I. Tsingalis  and C.Kotropoulos, " DualGRETEL+: Exploiting Dual Hypergraphs for Path Inference Applied to Navigation Data" , in Proc. 2023 27th Pan-Hellenic Conf. on Progress in  Computing and Informatics with International Participation, November 24-26, 2023.

A. - S. Toufa, C.Kotropoulos and I. Tsingalis, " Dual Hypergraph Features for Path Inference in Wikipedia Links" , in Proc. 2023 International Joint Conference on Neural Networks (IJCNN), pp. 1-7, 2023.