Volume 3, 3(summer), October 2004, Pages 15-21
Behrooz Shafaghi; Shahram Sabeti; Foroozan Mohammadi; Valery Bakayev; Fatemeh Maryam Sheikhol-Eslami; Zohreh Mohammad Taheri; Seyed Davood Mansoori; Moslem Bahadori