KlyuevV. V., and Kоkоvkіn-ShcherbakN. I. “On the Minimization of the Number of Arithmetical Operation With One Transformation of Matrices”. Ukrains’kyi Matematychnyi Zhurnal 18, no. 6 (October 27, 1966): 122-128. Accessed July 27, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/8468.