ISSIQXONADA BODRING YETISHTIRISH VA FOYDALI JIHATLARI. Journal of Universal Science Research, [S. l.], v. 1, n. 2, p. 87–91, 2023. Disponível em: http://universalpublishings.com/index.php/jusr/article/view/143. Acesso em: 7 apr. 2025.