Kemelbekova, G. (2015) “Darboux transformation and solution of the modified Korteweg–de Vries equation”, Bulletin of the Karaganda University. Mathematics Series, 4(80), pp. 98–102. Available at: https://mts.buketov.edu.kz/mathematics-vestnik/article/view/67 (Accessed: 8 December 2025).