Sotnichenko, N. A. (1996) “Asymptotics of solutions of à system of differential equations with ‘turning points’”, Ukrains’kyi Matematychnyi Zhurnal, 48(6), pp. 861-862. Available at: https://umj.imath.kiev.ua/index.php/umj/article/view/5288 (Accessed: 19May2024).