(3OQGSGJ ai GdJfejI hGdJNWjW GdGLJeGYi (B/ s - (3eMeO YGWa ZjKs; (3eMeO Ydi eMeOs ((3GdbGgQI (B: s (3OGQ GdeYQaI GdLGeYjI , s, 1992)
Keywords: (3eUQ (B- (3GdGMhGd GdGLJeGYjIs; (3eUQ (B- (3GdJfejI GdGLJeGYjIs