XIAO, H.; HUANG, S.; HANG, B.; ZHANG, Q. Optimization of operation scheme for express freight railway. Kuwait Journal of Science, [S. l.], v. 48, n. 1, 2020. DOI: 10.48129/kjs.v48i1.7800. Disponível em: https://journals.ku.edu.kw/kjs/index.php/KJS/article/view/7800. Acesso em: 6 may. 2026.