(3HQfGeL jhfjcS (B/ s - (3Jhe cGQQKHjQSJhfs; (3GdOGQ GdYQHjI ddYdhes ([S.N] : (3GdOGQ GdYQHjI ddYdhe , s, 1992)
Keywords: (3GdMGSHGJ GdGdcJQhfjIs; (3jhfjcSs; (3HQGeL GdMGSHGJ GdGdcJQhfjIs