MODIBBO, Umar Muhammad. Multi-fractional fuzzy programming for sustainable agricultural multi-cropping bi-seasonal planning. Yugoslav Journal of Operations Research, [S. l.], v. 32, n. 4, p. 529–541, 2022. DOI: 10.2298/YJOR220516026M. Disponível em: https://yujor.erc.fon.bg.ac.rs/index.php/yujor/article/view/720. Acesso em: 9 oct. 2025.