Hosseini, M. H. ., and M. . Rezaei. “Exploratory Study on Causes of Valuable Costumers Turnover in Irans Private Banking Industry (Case Study: Physician Specialists Society)”. Journal of Asian Scientific Research, vol. 5, no. 5, May 2015, pp. 251-60, doi:10.18488/journal.2/2015.5.5/2.5.251.260.