(3GdHYK (B/ s - (3GdSLSJGfj, GdMGaX CHj HcQ YHO Gddg Hf CHj OGhO, s (3eDda(B.s; (3RZdhd, CHh gGLQ eMeO GdSYjO Hf HSjhfjs ((3HjQhJ (B: s (3OGQ GdcJH GdYdejI, s, 1987)
Keywords: (3GdYbjOI GdESdGejI(B. s; (3GdEjeGf HGdjhe GdBNQ(B. s; (3GdMjGI GdBNQI(B. s