(3JCedGJ GSdGejI ai bVGjG GdGfSGf h GdeLJeY (B/ s - (3acGQ (B: (3QTOis ((3GdbGgQI (B: s (3ecJHI hgHI (B: s, 1980)
(3jTJed Ydi GQLGYGJ HHdjhLQGajIs
Keywords: (3GdGSdGe h GdGUdGM GdGLJeGYis; (3GdGSdGe h GdeLJeYs