Pajitnov, Andrei, and Endo Hisaaki. “On the Generalization of Inoue Manifolds”. Proceedings of the International Geometry Center 13, no. 4 (December 24, 2020): 24-39. Accessed June 28, 2026. https://journals.ontu.edu.ua/index.php/geometry/article/view/1748.