Complexity and Approximation of a Geometric Local Robot Assignment Problem. - Olaf Bonorden; Bastian Degener; Barbara Kempkes; Peter Pietrzyk 001 (ALGOSENSORS, 2009)

A local, distributed constant-factor approximation algorithm for the dynamic facility location problem. - Bastian Degener; Barbara Kempkes; Peter Pietrzyk 001 (IPDPS, 2010)

Local Approximation Algorithms for the Uncapacitated Metric Facility Location Problem in Power-Aware Sensor Networks. - Sebastian Abshoff; Andreas Cord-Landwehr; Bastian Degener; Barbara Kempkes; Peter Pietrzyk 001 (ALGOSENSORS, 2011)

A tight runtime bound for synchronous gathering of autonomous robots with limited visibility. - Bastian Degener; Barbara Kempkes; Tobias Langner 001; Friedhelm Meyer auf der Heide; Peter Pietrzyk 001; Roger Wattenhofer (SPAA, 2011)

A Distributed Approximation Algorithm for the Metric Uncapacitated Facility Location Problem in the Congest Model - Patrick Briest; Bastian Degener; Barbara Kempkes; Peter Kling; Peter Pietrzyk 001 (CoRR, 2011)

An Algorithm for Online Facility Leasing. - Peter Kling; Friedhelm Meyer auf der Heide; Peter Pietrzyk 001 (SIROCCO, 2012)

Local and online algorithms for facility location. - Peter Pietrzyk 001 (2013)

Profitable Scheduling on Multiple Speed-Scalable Processors. - Peter Kling; Peter Pietrzyk 001 (ACM Trans. Parallel Comput., 2015)

Towards the price of leasing online. - Sebastian Abshoff; Peter Kling; Christine Markarian; Friedhelm Meyer auf der Heide; Peter Pietrzyk 001 (J. Comb. Optim., 2016)