TY - RPRT TI - Homogeneity of the geochemical reference material BRP-1 (paranĂ¡ basin basalt) and assessment of minimum mass AU - Aloisio J. B. Cotta AU - Jacinta Enzweiler AU - Stephen A. Wilson AU - Carlos A. Perez AU - Antonio J. R. Nardy AU - Joao H. Larizzatti PY - 2007 DO - 10.1111/j.1751-908x.2007.00111.x UR - https://pubs.usgs.gov/publication/70031336 ID - 70031336 ER -