Ivanov, B.N. “A Geometric Approach to Solving the Problem of Tracking Cyclones and Anticyclones”. Numerical Methods and Programming (Vychislitel’nye Metody i Programmirovanie) 15, no. 40 (June 15, 2014): 370–382. Accessed April 20, 2024. https://en.num-meth.ru/index.php/journal/article/view/775.