(3EOGQI GSJQGJjLjGJ JhGUd GdefXeGJ YHQ hSGFd GdJhGUd GdGLJeGYj (B/ s - (3YdGA GdOjf, fQejfs ((3GdbGgQI (B:s (3OGQ GdYQHj ddfTQ hGdJhRjY,s, 2020)
(3eTJQjGJ eYQV GdbGgQI GdOhdj ddcJGH (B2020.s
(3jTJed Ydi HHdjhLQGajI(B.s
Keywords: (3GdGJUGdGJ aj GdJShjbs; (3GdEOGQI GdGSJQGJjLjIs; (3THcGJ GdJhGUd GdGLJeGYjs -- (3EOGQIs; (3GdEfJQfJ aj GdEOGQI s