(3aj eSQM GdcHGQ h GdUZGQs - (3CHh MLdI(B. (3CejQI eMehOs ((3OGQ GdYQHjI s (3YeGfs, 1985)
Keywords: (3GdYQhV GdeSQMjI (B- (3CfhGY s; (3GdeSGQM GdCWaGd (B- (3eSGQM s