(3JGKjQ GdYhdeI GdGbJUGOjI Ydi eTcdI GdHWGdI (B:s (3eY GdJWHjb Ydi GdGbJUGO GdeUQi (B/s - (3MGeO GHQGgje YHOGdaJGM eMeOs ((3GdbGgQI (B: s (3GdeUQjI ddfTQ hGdJhRjY,s, 2019)
(3jTJed Ydi GQLGYGJ HHdjhLQGajIs
Keywords: (3GdHWGdIs; (3GdGMhGd GdGbJUGOjIs; (3GdeTGcd GdGLJeGYjIs; (3GdJfejI GdGLJeGYjIs