(3GdMjGRI OGNd hNGQL OGFQI GdJLQje aj VhA GdbGfhf Qbe (B29 (3dSfI (B1982 (3hGdUjZ GdbGfhfjI (B/s - (3gQLI, eUWai eLOjs ((3GdEScfOQjI, eUQ (B:s (3OGQ GdeWHhYGJ GdLGeYjI,s, 1986)
(3HHdjhLQGajI (B: (3U(B. 283-285.s
Keywords: (3GdMjGRIs -- (3bhGfjf hJTQjYGJs -- (3eUQs; (3GdedcjIs -- (3bhGfjf hJTQjYGJs -- (3eUQs