Brayl alifbosi va uning paydo bo‘lish tarixi. Journal of Universal Science Research, [S. l.], v. 1, n. 3, p. 50–55, 2023. DOI: 10.66301/jusr.v1i3.304. Disponível em: https://www.universalpublishings.com/index.php/jusr/article/view/304. Acesso em: 12 nov. 2026.