(3GdCLfMI GdeJcqSQI (B: s (3OQGSI hJMdjd (B/ s ((3HjQhJ (B: s (3OGQ eDSSI fhad , s, 1984)
Keywords: (3GdQhGjI GdYQHjI, GdCOH GddHfGfj, GdfbO GdCOHjs