(3GdeNOQGJ aj Gdabg GdESdGej (B/s - (3GdWjGQ, YHO Gddg Hf eMeO Hf CMeOs ((3GdQjGV (B:s (3ecJHI GdJhHI,s, 1992)
(3jTJed Ydi EQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdESdGe hGdeNOQGJs; (3GdeNOQGJ (B((3abg ESdGei(B)s