(3OQGSGJ ai GdecJHI GdYQHjI hJOhjf GdJQGK (B/ s - (3eMehO GMeO MSf GdeQGZis ([S.N] : (3OGQ GdeYQaI GdLGeYjI , s, 1996)
Keywords: (3GdJQGKs; (3GdcJHs; (3GdecJHGJs