Instances used in Rodríguez A., Ruiz R., «A study of the effect of the depot location in realistic and asymmetric vehicle routing problems», can be downloaded here:   case ACVRP – depot (30 MB) 540 location files, for different number of nodes on several territories and depot locations. 540 distance matrix files (real asymmetric). 360 demand and max.capacity files.   » explanation of the ACVRP – depot  files format here.     Note: The files were tested 100% ok in their extraction with several software. You can to extract the files with: 7-Zip (Windows), IZArc (Windows), Unarchiver (Mac OS X) or other software compatible with 7z compress format. For more information, please contact. […]