Jaseem Pookandy. “MULTI-FACTOR AUTHENTICATION AND IDENTITY MANAGEMENT IN CLOUD CRM WITH BEST PRACTICES FOR STRENGTHENING ACCESS CONTROLS”. INTERNATIONAL JOURNAL OF INFORMATION TECHNOLOGY AND MANAGEMENT INFORMATION SYSTEMS (IJITMIS), vol. 12, no. 1, June 2021, pp. 85-96, https://lib-index.com/index.php/IJITMIS/article/view/IJITMIS_12_01_007.