Said D, Abdelkarim S, Houcine H. The reality of implementing relationship marketing in banks and the extent of its contribution to improving the quality of banking service: Study of a group of commercial banks in M’sila. IJEP [Internet]. 2024 Oct. 1 [cited 2025 Nov. 13];18(10):1578-96. Available from: http://ijeponline.org/index.php/journal/article/view/659