Elaziz Barakat, Sherif Magdy Mohamed Abd, and Debashish Das. “Enhanced UML Methodology With New Hybrid Diagrams: An ATM Application”. Journal of Education and Vocational Research 4, no. 3 (March 30, 2013): 60–68. Accessed October 25, 2026. https://amhinternational.com/jevr/article/view/4437-enhanced-uml-methodology-with-new-hybrid-diagrams-an-atm-application.