(3GdYQH aj GdGYdGe GdZQHj (B/ s - (3YJjHI, efjQ YHO GdLdjd GMeO, s ((3OShb (B[(3eUQ(B] : s (3OGQ GdYde hGdGjeGf ddfTQ, s, 2019)
(3jJVef GQLGYGJ HHdjhLQGajI (B: (3UaMI (B233-240.s
Keywords: (3GdYQHs -- (3hSGFd GdGYdGe(B.s; (3GdGSdGes -- (3hSGFd GdGYdGe(B.s; (3GdGSdGe hGdZQH(B.s