GaiZ09'

BibTeX

@article{DBLP:journals/orl/GaiZ09,
  author    = {Ling Gai and
               Guochuan Zhang},
  title     = {Hardness of lazy packing and covering},
  journal   = {Oper. Res. Lett.},
  volume    = {37},
  number    = {2},
  year      = {2009},
  pages     = {89-92},
  ee        = {http://dx.doi.org/10.1016/j.orl.2008.12.007},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}