(3fgGO HgLJ hgeS GdLeGO (B/s - (3eGLOI SYO GdOjf s ((3GdbGgQI (B: s (3OGQ Gda ddfTQ hGdJhRjY,s, 1997)
(3jTJed Ydi GQLGYGJ HHdjhLQGajIs
Keywords: (3fgGO HgLJ s; (3egfOShf GdOjchQ s