MADRIMOAND ZULYXO SABIROVNA. COMBINATORICS PROBLEMS. International Multidisciplinary Journal for Research & Development, [S. l.], v. 13, n. 02, p. 873–879, 2026. Disponível em: https://www.ijmrd.in/index.php/imjrd/article/view/5215. Acesso em: 7 mar. 2026.