(3ThGQ Scha (B: s (3GdCSQGQ GdcGedI dbUI MjGJg (B/ s - (3CfOQShf, LGcs; (3aGf, OGdjs; (3YHO GdMejO, CMeOs; (3EHQGgje, CejQI eMeOs ((3OeTb (B:s (3OGQ GdcJGH GdYQHj,s, 1992)
Keywords: (3MQH GdNdjL (B1991s; (3GdJQGLes