(3QLd GdeQhQ Hjf JfXje MQcI GdSjQ hJMbjb GdGef (B/ s - (3GdRGedj, jMji cQje, s ((3HZOGO (B[(3GdYQGb(B] : s [(3jMji cQje GdRGedj(B](3, s, 2019)
(3jJVef GQLGYGJ HHdjhLQGajI (B: (3UaMI (B120-122.s
Keywords: (3GdeQhQs -- (3JOGHjQ SdGeI(B.s