@article{DBLP:journals/corr/abs-1112-6255,
author = {Marek Cygan and
Marcin Pilipczuk and
Michal Pilipczuk},
title = {On group feedback vertex set parameterized by the size of
the cutset},
journal = {CoRR},
volume = {abs/1112.6255},
year = {2011},
ee = {http://arxiv.org/abs/1112.6255},
bibsource = {DBLP, http://dblp.uni-trier.de}
}