List of Articles Key Customers Open Access Article Abstract Page Full-Text 1 - A Study on the Critical Success Factors in Customers Relationship Management (Case Study: Saman Insurance Company) N. Tazari M. Bolourian Tehrani Open Access Article Abstract Page Full-Text 2 - Designing a Model Providing Services to Key Customers Based on RFM Model Using K-Means Clustering Method Ali Sorayaie Amir Yousefizad