Cozma, Dumitru, and Angela Matei. “On Integrability of Homogeneous Rational Equations”. Acta et Commentationes Exact and Natural Sciences 10, no. 2 (January 12, 2021): 54-67. Accessed September 26, 2021. https://revista.ust.md/index.php/acta_exacte/article/view/594.