(3Hfc GdeYdheGJ ddCWaGd (B- ( 8 )s - (3OGQ GdacQ ddfTQ hGdJhRjYs ((3OGQ GdacQ ddfTQ hGdJhRjYs (3YeGfs, 1994)
Keywords: (3ehShYGJ s; (3GdCWaGd (B- (3ehShYGJs; (3eYdheGJ YGeI s