Tassiulas97'

@article{DBLP:journals/siamdm/Tassiulas97,
  author    = {Leandros Tassiulas},
  title     = {Worst Case Length of Nearest Neighbor Tours for the Euclidean
               Traveling Salesman Problem},
  journal   = {SIAM J. Discrete Math.},
  volume    = {10},
  number    = {2},
  year      = {1997},
  pages     = {171-179},
  ee        = {http://dx.doi.org/10.1137/S0895480194278246},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}