(3GdJUQjM HeVehf GdJhVjM (B/s - (3GdCRgQj, NGdO Hf YHO Gddg Hf CHj HcQ,s 838-905 (3g`(B.s; (3EHQGgje, YHO GdaJGM HMjQjs ((3GdbGgQI (B:s (3GdRgQGA ddEYdGe GdYQHj,s, 1997)
Keywords: (3GddZI GdYQHjIs -- (3fMhs