Chakraborty, R. and Chechi, D. V. K. (2019) “Analysis of The Psychometrics of Academic Delay of Gratification Scale Without Item 4”, History Research Journal, 5(5), pp. 1832-1847. Available at: https://journals.eduindex.org/index.php/hrj/article/view/13395 (Accessed: 7August2026).