Persons RUS  ENG    JOURNALS   PEOPLE   ORGANISATIONS   CONFERENCES   SEMINARS   VIDEO LIBRARY   PACKAGE AMSBIB     Belkhelfa, Mohamed E-mail: https://www.mathnet.ru/eng/person149525 List of publications on Google Scholar Publications in Math-Net.Ru Citations 2019 1. Fatiha Mahi, Mohamed Belkhelfa, “On invariant submanifolds of $S$-manifolds”, Bul. Acad. Ştiinţe Repub. Mold. Mat., 2019, no. 1,  30–38   1 Organisations Université Mustapha Stambouli de Mascara