(3TJGA GdZVH ai GdNdjL (B/ s - (3cGHi WHQGfis ([S.N] : (3OGQ GdGaGb GdLOjOI , s, 1991)
Keywords: (3GdchjJs; (3GdGMhGd GdSjGSjIs; (3GdYQGbs; (3GdTQb GdGhSWs; (3MQH GdNdjLs