(3NHQ GdhGMO aj GdJTQjY GdGSdGej hMLjJg (B/s - (3HQghf, CHj YHO GdQMef GdbGVjs ((3GdbGgQI(B:s (3ecJHI GdJQGK GdGSdGej,s, 1999)
(3HHdjhLQGajI (B: (3U(B. 351-374.s
Keywords: (3NHQ GdBMGOs; (3MOjK GdBMGOs; (3GdMOjKs -- (3ESfGOs