V.V. , Nikolaevsky; XU, Zibo. Toward a New Financial Paradigm: A System-Activity Approach. International Journal of Multidisciplinary Research, [S. l.], v. 2, n. 1, p. 86–95, 2026. DOI: 10.65231/ijmr.v2i1.77. Disponível em: https://www.ijmrscience.org/index.php/ijmr/article/view/77. Acesso em: 4 feb. 2026.