A PTAS for the Cluster Editing Problem on Planar Graphs. - André Berger; Alexander Grigoriev; Andrej Winokurow (WAOA, 2016)

An efficient algorithm for the single facility location problem with polyhedral norms and disk-shaped demand regions. - André Berger; Alexander Grigoriev; Andrej Winokurow (Comput. Optim. Appl., 2017)

Location, pricing and the problem of Apollonius. - André Berger; Alexander Grigoriev; Artem A. Panin; Andrej Winokurow (Optim. Lett., 2017)