AKBAROVNA, S. S. .; R. , N. R. . Analysis of the Behavior of Variable and Fixed Costs as a Tool for Operational CPV-Analysis. International Journal on Economics, Finance and Sustainable Development, [S. l.], v. 5, n. 4, p. 16–20, 2023. DOI: 10.31149/ijefsd.v5i4.4258. Disponível em: https://journals.researchparks.org/index.php/IJEFSD/article/view/4258. Acesso em: 25 sep. 2026.