(3HMhK hOQGSGJ aj GdbGfhf GdOhdj dMbhb GdEfSGf ebGQfG HGdTQjYI GdESdGejI (B:s (3Mbhb GdEfSGf Hjf GdTQjYI GdESdGejI hGdbGfhf GdOhdj (B/s - (3eUjdMj, eMeO GdMSjfjs ((3GdbGgQI (B:s (3OGQ GdfgVI GdYQHjI,s, 1988)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
(3HHdjhLQGajI (B: (3U(B. 435-442.s
Keywords: (3Mbhb GdEfSGf (B((3bGfhf Ohdj(B)s -- (3HMhKs; (3GdESdGe hMbhb GdEfSGfs -- (3HMhKs