The watching system as a generalization of identifying code. - Modjtaba Ghorbani; Matthias Dehmer; Hamidreza Maimani; Sheyda Maddah; Maryam Roozbayani; Frank Emmert-Streib (Appl. Math. Comput., 2020)

New results of identifying codes in product graphs. - Sheyda Maddah; Modjtaba Ghorbani; Matthias Dehmer (Appl. Math. Comput., 2021)

On the watching number of graphs using discharging procedure. - Modjtaba Ghorbani; Sheyda Maddah (J. Appl. Math. Comput., 2021)