KOMBINATORIKA PREDMETI VA PAYDO BO‘LISH TARIXI VA 7-SINF MATEMATIKA DARSLIKLARIDA KOMBINATORIKA MASALALARINI HAYOTGA BOG‘LAB O‘QITISH. INTERNATIONAL CONFERENCE ON ANALYSIS OF MATHEMATICS AND EXACT SCIENCES, [S. l.], v. 1, n. 8, p. 25–32, 2024. Disponível em: https://universalconference.us/index.php/icames/article/view/3403. Acesso em: 17 jun. 2026.