ROFEYEV , D.; AKHMEDOV , M. ALTERNATIVE CLASSIFICATION FOR GENERAL INCOME AND ITS COMPOSITION STRUCTURE. SCIENCE AND INNOVATIVE DEVELOPMENT, [S. l.], v. 4, n. 6, p. 5–10, 2021. Disponível em: https://ilm-fan-journal.csti.uz/index.php/journal/article/view/51. Acesso em: 19 aug. 2025.