BibTeX
@InProceedings{PebblesInapprox_WADS2017,
AUTHOR = {Erik D. Demaine and Quanquan C. Liu},
TITLE = {Inapproximability of the Standard Pebble Game and Hard to Pebble Graphs},
BOOKTITLE = {Proceedings of the 16th International Symposium on Algorithms and Data Structures (WADS 2017)},
bookurl = {http://wads.org/},
MONTH = {July 31--August 2},
YEAR = 2017,
PAGES = {313--324},
withstudent = 1,
papers = {PebblesRedBlue_SPAA2018},
comments = {This paper is also available from <A HREF="http://dx.doi.org/10.1007/978-3-319-62127-2_27">SpringerLink</A> and as <A HREF="https://arXiv.org/abs/1707.06343">arXiv:1707.06343</A>.},
}