(3CcKQ GdLQGFe HTGYI (B/s - (3OGQ GdQTjO ddWHGYI hGdfTQ (B((3OeTb(B)s (3bSe GdJCdja hGdJQLeI(B.s ((3HjQhJ (B:s (3eDSSI GdEjeGf (B:s (3OeTb (B:s (3OGQ GdQTjO,s, 1991)
Keywords: (3GdLQjeI hGdeLQehfs