Vincentius C. G. Karels Lucas P. Veelenturf Tom Van Woensel An auction for collaborative vehicle routing: Models and algorithms. 100009 2020 9 EURO J. Transp. Logist. 2 https://doi.org/10.1016/j.ejtl.2020.100009 db/journals/ejtl/ejtl9.html#KarelsVW20