Yapi Fiacre Aristide, EDI, Koné Oumar, and EDI Kouassi Hilaire. “ A New Mixed-Line Programming Approach to the Problem of Multimodal Urban Transit”. Statistics, Optimization & Information Computing 14, no. 3 (April 22, 2025): 1458-1472. Accessed December 5, 2025. http://www.iapress.org/index.php/soic/article/view/2158.