@article{
  author = {Amir, V., Seifi, H., Sepasian, S. M., yousefi, g. r.},
  title = {Combined Subtransmission Substation and Network Expansion Planning Using Genetic Algorithm, Ant Colony algorithm, and hybrid Ant Colony and Genetic Algorithm},
  journal = {Nashriyyah -i Muhandisi -i Barq va Muhandisi -i Kampyutar -i Iran},
  year = {2008},
  volume = {6},
  number = {1},
  pages = {3-14},
  doi = {}
}