KVADRATIK FORMALARNI KANONIK KO‘RINISHGA KELTIRISH VA ULARNING TA’LIMDAGI O‘RNI. Modern education and development, [S. l.], v. 29, n. 1, p. 219–222, 2025. Disponível em: https://scientific-jl.com/mod/article/view/23884. Acesso em: 17 jul. 2025.