Economic minerals of the Kovdor baddeleyite-apatite-magnetite deposit, Russia: mineralogy, spatial distribution and ore processing optimization. - Ivanyuk, G.Yu.; Kalashnikov, A.O.; Pakhomovsky, Ya.A.; Mikhailova, J.A.; Yakovenchuk, V.N.; Konopleva, N.G.; Sokharev, V.A.; Bazai, A.V.; Goryainov, P.M. (Ore Geology Reviews, 2016)