(3JMaI GdYQhS, Ch, GdRhGL GdESdGej GdSYjO (B/s - (3GdESJGfHhdj, eMehO egOj,s 1909-2000 ((3HjQhJ (B:s (3GdecJH GdESdGej,s, 1981)
Keywords: (3GdRhGL (B((3abg ESdGej(B)s; (3GdCSQI aj GdESdGes