(3GdYdGbGJ Hjf fLO h GdchjJ (B1319- 1341(3g` , (B1902 - 1922(3e (B/ s - (3NGdO eMehO GdSYOhfs ((3GdQjGV (B: s (3OGQ Gdedc YHO GdYRjR , s, 1983)
Keywords: (3GdOHdheGSjIs; (3GdchjJ (B- (3GdYdGbGJ GdNGQLjIs; (3fLO (B- (3GdYdGbGJ GdNGQLjIs