(3eda GdbOS(B/s - (3GdefXeI GdYQHjI ddJQHjI h GdKbGag hGdYdhe(B.s ((3JhfS(B:s (3GdefXeI GdYQHjI ddJQHjI h GdKbGag hGdYdhe,s, 1977)
(3jTJed Ydi GQLGYGJ HHdjhLQGajI(B.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdbGfhf GdOhdjs