TY - JOUR AU - noorbakhsh, seyed kamran AU - kheiri, bahram AU - pashang, leila TI - An Evaluation of the Effective Factors on Relational Marketing in Mature Relationships between Buyer - Seller in Bahman Diesel Company JO - Journal of Development & Evolution Mnagement VL - 4 IS - 10 SP - 65 EP - 75 PY - 2013 DO - ER -