(3GdUfGYGJ GdcjejGFjI GdJLGQjI GdGUHZI hGdUHGZI (B- (3UHGZI GdefShLGJ (B/ s - (3YHOGdcQje OQhjTs ([S.N] : (3OGQ GdeYQaI , s, 1992)
Keywords: (3GdGdhGfs; (3GdUHGZIs; (3GdGdjGa GdUfGYjIs; (3GdGUHGZs; (3cjejGA GdfSjLs; (3GdefShLGJs; (3GdZRd hGdfSjLs