Prishlyak, Alexandr, and Illia Ovtsynov. “Optimal Codimension One Gradient Flows on Closed Surfaces”. Proceedings of the International Geometry Center 18, no. 1 (April 14, 2025): 68-101. Accessed August 26, 2026. https://journals.ontu.edu.ua/index.php/geometry/article/view/2835.