(3GdGOH ai GdchjJ NdGd fUa bQf (B( 1950 - 2000 ) /s - (3UdGM UGdM s; (3ZGOI MLGhi s; (3GdjGS GdHQGMs ((3GdchjJ (B:s (3GdeLdS GdhWfi ddKbGaI hGdafhf hGdGOGH , s, 2003)
Keywords: (3GdGOH GdYQHis; (3GdGOH GdchjJis; (3GdeSQM GdchjJis