Samosudov, Mikhail V., and Pavel P. Bagrin. “Matrix Method of Reflecting Activity in the Digital Twin of the Social System”. Amazonia Investiga 11, no. 57 (November 8, 2022): 181–188. Accessed August 7, 2026. https://mail.amazoniainvestiga.info/index.php/amazonia/article/view/2156.