(3eaghe GdhGbYjI ai GdbUjOI GdbUjQI YfO jhSa GOQjS (B/ s - (3GdSYjO GdhQbis ([S.N] : (3OGQ GdeYQaI GdLGeYjI , s, 1990)
Keywords: (3GdGOH GdYQHis; (3GdcJGHI GdafjIs; (3GdbUjOI GdYQHjIs