“Measuring the Effect of Reinforcement (Regular-Irregular) in Gamification upon Developing the Computer Skills among Secondary Education Students in the Kingdom Of Saudi Arabia” (2023) Journal Of Educational and Psychological Researches, 19(73), pp. 121–167. Available at: https://jperc.uobaghdad.edu.iq/index.php/jperc/article/view/1318 (Accessed: 4 May 2025).