Pilot-scale recovery of rare earths and scandium from phosphogypsum and uranium leachatesMaxim Mashkovtsev, Maxim Botalov, Denis Smyshlyaev, Risto Pajarre, Petteri Kangas, Vladimir Rychkov and Pertti KoukkariE3S Web Conf., 8 (2016) 01026DOI: https://doi.org/10.1051/e3sconf/20160801026