@InProceedings{Lenzen2008What,
author = {Christoph Lenzen and Yvonne Anne Pignolet and Roger Wattenhofer},
title = {{What Can Be Approximated Locally? Case Study: Dominating Sets in Planar Graphs}},
booktitle = {{22nd Symposium on Parallelism in Algorithms and Architectures (SPAA), Munich, Germany}},
month = {June},
year = {2008}
}