García, D.J., Lozano Blanco, L.J. and Mulero Vivancos, M.D. 2001. Leaching of vanadium from sulphuric acid manufacture spent catalysts. Revista de Metalurgia. 37, 1 (Feb. 2001), 18–23. DOI:https://doi.org/10.3989/revmetalm.2001.v37.i1.437.