GaidukevichO. L., and MaslyuchenkoV. K. “New Generalizations of the Scorza-Dragoni Theorem”. Ukrains’kyi Matematychnyi Zhurnal 52, no. 7 (July 25, 2000): 881-888. Accessed July 27, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/4487.