(3GdYQGb GdbOje (B/ s - (3Qh, LhQLs; (3MSjf, MSjf YdhGfs ((3HZOGO (B:s (3OGQ GdTDhf GdKbGajI GdYGeI,s, 1986)
Keywords: (3GdYQGbs; (3GdJGQjN GdbOjes