(3JaSjQ GdfSaj(B:s (3GdeYQha, eOGQc GdJfRjd hMbGFb GdJChjd(B/s - (3GdfSaj, YHO Gddg Hf CMeO Hf eMehO,s (3J(B. 710 (3g`(B.s ((3HjQhJ (B:s (3OGQ GdcJGH GdYQHj (B:s (3OGQ GdcJH GdYdejI,s, 1988)
Keywords: (3GdbQBfs -- (3JaGSjQ eCKhQIs