(3GdYedGJ GdGaJQGVjI ETcGdjGJgG hnGKQgG Ydi GdGbJUGO GdeMdi hGdYGdei (B/s - (3CMeO GHQGgje OgTGfs ((3GdGeGQGJ GdYQHjI GdeJMOI (B:s (3cdjI GdTQjYI hGdOQGSGJ GdGSdGejI,s, 2019)