On the nonnegative signed domination numbers in graphs. - Maryam Atapour; Seyed Mahmoud Sheikholeslami (Electron. J. Graph Theory Appl., 2016)

Twin minus total domination numbers in directed graphs. - Maryam Atapour; Nasrin Dehgardi (Discuss. Math. Graph Theory, 2017)

Eternal m-security bondage numbers in graphs. - Hamideh Aram; Maryam Atapour; Seyed Mahmoud Sheikholeslami (Discuss. Math. Graph Theory, 2018)

Twin signed double Roman domination numbers in directed graphs. - Akram Mahmoodi; Maryam Atapour; Sattar Aliyar (Discret. Math. Algorithms Appl., 2023)