Doroshenko, Mykola. “EARNING HE UNDAMENTALS F BJECT-RIENTED ROGRAMMING ITH ISUAL”. Journal of Information Technologies in Education (ITE), no. 44 (May 20, 2020): 31–43. ccessed August 25, 2026. https://ite.kspu.edu/index.php/ite/article/view/804.