A common fixed point theorem in D * -metric spaces. Sedghi, Shaban; Shobe, Nabi; Zhou, Haiyun — 2007 Fixed Point Theory and Applications [electronic only]
Common fixed point theorems in Menger probabilistic quasimetric spaces. Sedghi, Shaban; Žikić-Došenović, Tatjana; Shobe, Nabi — 2009 Fixed Point Theory and Applications [electronic only]
A generalization of fixed point theorems in S -metric spaces Shaban Sedghi; Nabi Shobe; Abdelkrim Aliouche — 2012 Matematički Vesnik