(3GdagQSI GdgLGFjI h GdJQJjH GdeYLei (B:s (3eY YfGjI NGUI HeTcdGJ GdagQSI hGdJQJjH ai GddZI GdYQHjI (B/s - (3GdGTbQ (B: (3eMeO SdjeGf(B.s ((3GdchjJ (B:s (3OGQ GdHMhK GdYdejI (B:s, 1972)
(3jTJed Ydi GQLGYGJ HHdjhLQGajI (B((3U(B120)s
Keywords: (3GdagGQS(B.s