(3ehShYI GdcJGHI GdNWjI L(B1 , (3L(B2 / s - (3ahRi SGde Yajais ([S.N] : (3ecJHI eeOhM ddWHGYIs)
Keywords: (3GdNW GdYQHis; (3GdNWs; (3JMSjfs; (3OQGSI GdNWhWs; (3GdNW GdfSNis; (3GdNW Gdchais; (3GdQGbYIs