(3GdHMK Gdabgi (B: s (3WHjYJg (B- (3NUGFUg (B- (3GUhdg (B- (3eUGOQg eY GdeUWdMGJ GdabgjI ai GdePGgH GdGQHYI (B/ s - (3YHO GdYGd (B: (3GSeGYjd SGdes ((3GdbGgQI (B: s (3ecJHI GdRgQGA (B: s, 1992)
(3jTJed Ydi GQLGYGJ HHdjhLQGajIs
Keywords: (3Gdabg GdGSdGei (B: (3GUhds