@InProceedings{GunYuaLau2014,
  author =      {Gunawan, A. and Yuan, Z. and Lau, H. C.},
  title =       "A Mathematical Model and Metaheuristics for Time Dependent Orienteering Problem",
  booktitle =   {Proc. of PATAT},
  pages = {202--217},
  year =        2014
}