Koshmanenko, V. D., and S. M. Petrenko. “Hahn-Jordan Decomposition As an Equilibrium State of the Conflict System”. Ukrains’kyi Matematychnyi Zhurnal 68, no. 1 (January 25, 2016): 64–77. Accessed December 5, 2025. https://umj.imath.kiev.ua/index.php/umj/article/view/1822.