Pinkovetskaia, Iuliia, y Lyudmila Kryukova. «Modeling the Activities of Small Enterprises Located in the Russian Regions». Revista de la Universidad del Zulia 9, no. 25 (noviembre 5, 2019): 74-88. Accedido abril 28, 2024. https://produccioncientificaluz.org/index.php/rluz/article/view/29741.