@misc{indiciae60131e1c4e16, title = {Evaluation of the sulfur isotopic composition and homogeneity of the Soufre de Lacq reference material}, author = {R.W. Carmody and R.R. Seal}, year = {1999}, doi = {10.1016/s0009-2541(98)00159-4}, url = {https://pubs.usgs.gov/publication/70022163}, note = {Source identifier: 70022163} }