Figueiredo, A. M. G. and Marques, L. S. (2011) “DETERMINATION OF RARE EARTHS AND OTHER TRACE ELEMENTS IN THE BRAZlLIAN GEOLOGICAL STANDARDS BB-1 AND GB-1 BV NEUTRON ACTIVATION ANALYSIS”, Geochimica Brasiliensis, 3(1), pp. 1–8. Available at: https://geobrasiliensis.org.br/geobrasiliensis/article/view/19 (Accessed: 24 November 2024).