Wiedenbeck, M., Trumbull, R., Rosner, M., Boyce, A., Fournelle, J., Franchi, I., …Wilke, F. (2020). Tourmaline reference materials for the in situ analysis of oxygen and lithium isotope ratio compositions. Geostandards and Geoanalytical Research, https://doi.org/10.1111/ggr.12362