A. Y. Petrenyuk, “Semirotational Tree Factorizations of Complete Graphs”, Ukr. Mat. Zhurn., vol. 53, no. 5, pp. 715–721, May 2001, Accessed: Dec. 06, 2025. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/4295