Gordevskyy, V. D., and O. O. Hukalov. “Continual Distribution for the Bryan – Pidduck Equation”. Ukrains’kyi Matematychnyi Zhurnal 72, no. 11 (November 20, 2020): 1487-1494. Accessed December 3, 2023. https://umj.imath.kiev.ua/index.php/umj/article/view/760.