@article{DBLP:journals/ijcm/WangXYZLW11,
author = {Haoli Wang and
Xirong Xu and
Yuansheng Yang and
Baosheng Zhang and
Meiqin Luo and
Guoqing Wang},
title = {Radio number of ladder graphs},
journal = {Int. J. Comput. Math.},
volume = {88},
number = {10},
year = {2011},
pages = {2026-2034},
ee = {http://dx.doi.org/10.1080/00207160.2010.539211},
bibsource = {DBLP, http://dblp.uni-trier.de}
}