SUSHIL KUMAR; SUNIT KUMAR; AMIT KUMAR. EPQ model under imperfect production process with customer return and partial backlogging. Malaya Journal of Matematik, India, v. 9, n. 01, p. 648–654, 2021. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/1104. Acesso em: 16 jul. 2024.