(3CMcGe GdTaYI aj VhA GdbVGA hGdabg (B/s - (3GdThGQHj, YHO GdMejO eMeOs ((3GdEScfOQjI, eUQ (B:s (3OGQ GdeWHhYGJ GdLGeYjI,s, 1986)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdTaYI (B((3abg ESdGej(B)s; (3GdTaYI (B((3bGfhf eOfj(B)s -- (3eUQs; (3GdedcjIs -- (3bhGfjf hJTQjYGJs -- (3eUQs