DAMODARAN, P.; KRISHNAMURTHI, M.; SRIHARI, K. Lower Bounds For Hierarchical Chinese Postman Problem. International Journal of Industrial Engineering: Theory, Applications and Practice, [S. l.], v. 15, n. 1, p. 36–44, 2022. DOI: 10.23055/ijietap.2008.15.1.60. Disponível em: https://journals.sfu.ca/ijietap/index.php/ijie/article/view/60. Acesso em: 19 may. 2024.