@article{DBLP:journals/dm/Skrekovski00,
author = {Riste Skrekovski},
title = {List improper colorings of planar graphs with prescribed
girth},
journal = {Discrete Mathematics},
volume = {214},
number = {1-3},
year = {2000},
pages = {221-233},
ee = {http://dx.doi.org/10.1016/S0012-365X(99)00145-4},
bibsource = {DBLP, http://dblp.uni-trier.de}
}