(3NQGaGJ GdMTGTjf hCSGWjQ GdGSeGYjdjjf (B: s (3OQGSI ai CUhd GdNQGaGJ hJGQjN hVYgG hJWhjQgG efP GdYUhQ GdhSWi hMJi GdbQf GdJGSY YTQ (B/ s - (3OaJQi , aQOgGis; (3Sja GdOjf GdbUjQs ((3ShQjG (B: s (3OGQ GdeOi ddKbGaI hGdfTQ , s, 1996)
Keywords: (3GdGOH GdTYHis; (3GdbUU GdLZQGajIs; (3GdGSGWjQ GdGSeGYjdjIs