HSIEH, Yi-Chih. A two-phase linear programming approach for redundancy allocation problems. Yugoslav Journal of Operations Research, [S. l.], v. 12, n. 2, p. 227–236, 2002. DOI: 10.2298/YJOR0202227H. Disponível em: https://yujor.erc.fon.bg.ac.rs/index.php/yujor/article/view/77. Acesso em: 26 aug. 2025.