(3GdaSGO h GdGbJUGO GdYGdej (B/ s - (3EdjhJ, cjeHQdj Bf,s; (3EeGe, eMeO LeGd(B.s ((3GdbGgQI (B: s (3eQcR GdCgQGe ddJQLeI h GdfTQ,s, 2000)
(3jTJed Ydi GQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdaSGO GdSjGSi(B. s; (3GdQThI(B.s; (3GdaSGO GdGOGQi(B. s