(3TYQ fGLi(B- (3Gdehba hGdGOGI (B/ s - (3Wg hGOis ([S.N] : (3OGQ GdeYGQa , s, 1990)
Keywords: (3GdTYQ GdYQHis; (3GdYUQ GdMOjKs; (3GHQGgje fGLis; (3JGQjN hfbOs