(3LQjeI ZSd GdCehGd aj GdJTQjYGJ GdYQHjI hGdCLfHjI (B/s - (3ZfOhQ, Cjefs ((3GdbGgQI (B:s (3GdeUQjI ddfTQ hGdJhRjY,s, 2020)
(3eTJQjGJ eYQV GdbGgQI GdOhdj ddcJGH (B2020.s
Keywords: (3LQGFe GdCehGds -- (3bhGfjf hJTQjYGJs -- (3GdHdGO GdYQHjIs; (3ZSjd GdCehGds -- (3bhGfjf hJTQjYGJs -- (3GdHdGO GdYQHjIs