(3af GdGNQGL GdUMaj Hjf GdfXQjI hGdJWHjb (B/ s - (3GSeGYjd, aJMj GHQGgje, s ((3GdbGgQI (B[(3eUQ(B] : s (3GdYQHj ddfTQ hGdJhRjY, s, 2019)
(3jJVef GQLGYGJ HHdjhLQGajI(B.s
Keywords: (3GdUMGaIs -- (3JMQjQ(B.s; (3GdUMGaI(B.s