(3Gdbhd GdeajO ai GOGdI GdGLJgGO hGdJbdjO (B/ s - (3GHi eUYH eMeO SYjO GdHOQis; (3GdThcGfi (B, (3eMeO Hf Ydi Hf eMeOs ((3GdbGgQI (B: s (3OGQ GdcJGH GdeUQi , s, 1991)
Keywords: (3GdGaJGAs; (3GdGLJgGOs; (3Gdabg GdGSdGeis; (3GdJbdjOs