The challenge is officially presented by Joaquim Gromicho, Pim van ’t Hof & Daniele Vigo in “The VeRoLog Solver Challenge 2019”, Journal on Vehicle Routing Algorithms volume 2, pages109–111(2019),

To the best of our knowledge the following papers have appeared describing methodologies to solve the problem:

We are not aware of other publications related to this challenge, may you know of some, please inform us!

Cordially, the organizers of the VeRoLog solver challenge 2019.