TY - JOUR T1 - Modified savings heuristics and genetic algorithm for bi-objective vehicle routing problem with forced backhauls JO - Expert Systems with Applications PY - 2012/01/01 AU - Anbuudayasankar SP AU - Ganesh K AU - Lenny Koh SC AU - Ducq Y ED - DO - DOI: 10.1016/j.eswa.2011.08.009 VL - 39 IS - 3 SP - 2296 EP - 2305 Y2 - 2025/08/13 ER -