Sulaiman, Shahida. “Pairing-Based Approach to Support Understanding of Object-Oriented Concepts and Programming”. International Journal on Advanced Science, Engineering and Information Technology 10, no. 2 (April 12, 2020): 599–604. Accessed July 22, 2024. https://ijaseit.insightsociety.org/index.php/ijaseit/article/view/10187.