@article{
  author = {, , Hajinazari, M.},
  title = {Economical Optimization of Capacity and Operational Strategy for Combined Heat and Power Systems},
  journal = {Nashriyyah -i Muhandisi -i Barq va Muhandisi -i Kampyutar -i Iran},
  year = {2011},
  volume = {9},
  number = {4},
  pages = {221-228},
  doi = {}
}