@article{GrossMarcEScheweetal.2017, author = {Martin Groß and Pfetsch Marc E. and Lars Schewe and Martin Schmidt and Martin Skutella}, title = {Algorithmic Results for Potential-Based Flows: Easy and Hard Cases}, volume = {73}, number = {3}, pages = {303 -- 324}, doi = {10.1002/net.21865}, year = {2017}, }