(3CSGSjGJ GdYed GdeUQaj GdESdGej GdhGbY hGdBaGb (B:s (3OGQSI ebGdGfI hehGRfI ddLhGfH (B: (3GdbGfhfjI (B. (3GdeUQajI(B. (3GdabgjI (B/s - (3YHOGdMejO eMehO GdHYdis ((3GdbGgQI (B:s (3ecJHI hgHI,s, 1990)
(3jTJed Ydi EQLGYGJ HHjdhLQGajI(B.s
(3HHjdhLQGajG UaMI (B142.s
(3GdfU HGddZI GdYQHjIs
Keywords: (3GdGbJUGO GdESdGeis