Multiple center capacitated arc routing problems: A tabu search algorithm using capacitated trees. - Anita Amberg; Wolfgang Domschke; Stefan Voß 001 (Eur. J. Oper. Res., 2000)

A Hierarchical Relaxations Lower Bound for the Capacitated Arc Routing Problem. - Anita Amberg; Stefan Voß 001 (HICSS, 2002)