(3SjGSGJ GdGJUGd ai GdYGde GdKGdK (B/ s - (3YHO GdeLjO (B: (3djdis; (3UGHGJ (B: (3Ndjds ((3GdbGgQI (B: s (3GdWHGYi GdYQHi ddWHY h GdfTQ h GdJhRjY (B: s, 1986)
(3jTJed Ydi GQLGYGJ HHdjhLQGajI (B((3U(B145-158)s
Keywords: (3GdGJUGds; (3GdGYdGes