فهرس المقالات BAGATHI RAO المقاله 1 - On new types of contraction mappings in bipolar metric spaces and applications 20.1001.1.22520201.2020.09.04.1.4 G. N. V. Kishore H. Işık H. Aydi B. S. Rao D. R. Prasad Journal of Linear and Topological Algebra , العدد 5 , السنة 9 , پاییز 2020