ESTIMATION OF THE ABUNDANCE AND DISTRIBUTION OF RARE EARTH ELEMENTS IN SOIL AROUND KADUNA REFINING AND PETROCHEMICAL COMPANY USING NUCLEAR TECHNIQUE. FJS [Internet]. 2020 Jul. 12 [cited 2025 Sep. 17];4(2):599-604. Available from: http://162.254.38.185/index.php/fjs/article/view/243