@article{
  author = {Haghighat  Monfared, J., Saraeenia, E.},
  title = {The Strategy Formulation for Customer Relationship Management System with Balance Score Card Approach (CRM SCORE CARD)  in Sapco Company},
  journal = {Jounal of Marketing Management},
  year = {2011},
  volume = {6},
  number = {1},
  pages = {119-144},
  doi = {}
}