(3GdCSS GdYdejI defGgL GdHMK GdGLJeGYj (B/s - (3GdMSf, EMSGf eMeOs ((3HjQhJ (B:s (3OGQ GdWdjYI ddWHGYI hGdfTQ,s, 1986)
(3HHdjhLQGajI (B: (3U(B. 152-157.s
Keywords: (3GdYdhe GdGLJeGYjIs -- (3efGgL HMKs; (3Yde GdGLJeGYs -- (3HMhKs