SINGH, Yadvendra; KUMAR, Amod; UPADHYAY, B.B.; SINGH, Vinay. On sufficiency in multiobjective programming involving generalized (G,C,ρ)-type I functions. Yugoslav Journal of Operations Research, [S. l.], v. 23, n. 2, p. 299–310, 2013. DOI: 10.2298/YJOR130108025S. Disponível em: https://yujor.erc.fon.bg.ac.rs/index.php/yujor/article/view/367. Acesso em: 26 aug. 2025.