(3GdLedI ai GdTYQ GdYQHi (B/ s - (3eMeO MeGSI YHOGddWjas ([S.N] : (3ecJHI GdNGfLi , s, 1990)
Keywords: (3GdTYQ GdYQHis; (3GdfMhs; (3GddZI GdYQHjIs