(3fRgGJ GKQjI ai ShQjI GdeDKQ GdGhd ddGKGQ ai GdHdGO GdYQHjI (B/ s - (3Sdje YGOd YHO GdMbs ([S.N] : (3eOjQjI GdGKGQ GdYGeI , s, 1947)
Keywords: (3JGQjNs; (3ShQjGs; (3GdTQb GdbOjes; (3ShQjG (B- (3GKGQs