PRADHAN, G. M.; KATEL, P. K. Determination of Break-Even Point through Consumer Preference Relation. The Batuk, [S. l.], v. 7, n. 2, p. 67–76, 2021. DOI: 10.3126/batuk.v7i2.39503. Disponível em: https://www.nepjol.info/index.php/batuk/article/view/39503. Acesso em: 27 jan. 2022.