Suphan Sodsoon และผู้แต่งคนอื่นๆ. (2014) Applications of a saving method with max-min ant system to a vehicle routing problem with time windows and speed limits. <i>KKU Engineering Journal</i>, <i>41</i>(2), 243-252.Suphan Sodsoon และผู้แต่งคนอื่นๆ. "Applications of a saving method with max-min ant system to a vehicle routing problem with time windows and speed limits". KKU Engineering Journal 41 (2014):243-252.Suphan Sodsoon และผู้แต่งคนอื่นๆ. Applications of a saving method with max-min ant system to a vehicle routing problem with time windows and speed limits. Faculty of Engineering, Khon Kaen University:ม.ป.ท. 2014.