(3GdgfOSI GdGfTGFjI ai eSGLO MdH (B: s (3QSGdI bOeJ dfjd OQLI GdeGLSJjQ ai JGQjN GdYdhe GdJWHjbjI (B/ s - (3fLhi YKeGfs ([S.N] : (3eYgO GdJQGK GdYdei GdYQHi , s, 1992)
Keywords: (3ShQjGs; (3GdYeGQI GdGSdGejIs; (3GdeSGLOs; (3GdgfOSI GdGfTGFjIs