de

BiBTeX

@article{57291,
author = {Hackbusch, Wolfgang},
title = {{On the feedback vertex set problem for a planar graph}},
doi = {10.1007/BF02684436},
journal = {Computing},
pages = {129--155},
year = {1997},
volume = {58},
number = {2},
issn = {1436-5057},
institution = {{Max Planck Institute for Mathematics in the Sciences}},
}