@article{
  author = {Haleh, Hassan, Esmaeli Ali Abadi, Daniyal},
  title = {Improvement of Imperialist Colony Algorithm by Employment of Imperialist Learning Operator and Implementing in Travel Salesman Problem},
  journal = {Journal of Development & Evolution Mnagement},
  year = {2015},
  volume = {7},
  number = {22},
  pages = {55-61},
  doi = {}
}