Hammouda, Said, Ali Lemouari, and Mokhtar Taffar. “Hybrid Heuristics for The Dial-A-Ride Problem With Transfer and Synchronization in Central Hub”. Statistics, Optimization & Information Computing 10, no. 1 (February 8, 2022): 263-281. Accessed November 15, 2024. http://47.88.85.238/index.php/soic/article/view/1165.