(3GdPcGA GdGUWfGYi hGbYg heSJbHdg (B((3YGde GdeYQaI (B172) / s - (3Hhfjg CdBfs; (3Ydi UHQi aQZdi (B((3eJQLe(B)s ([S.N] : (3GdeLdS GdhWfi ddKbGaI hGdafhf hGdGOGH , s, 1993)
Keywords: (3GdMGSHGJ GdGdcJQhfjIs; (3GdGJUGdGJs; (3GdGJUGdGJ GdGdcJQhfjIs; (3fXQjI GdeYdheGJs