Williams, O. S. A., Daley, P., Perkins, J., Martinez-Mendoza, K. L., Guerrero-Perrez, J., Mazabuel, L. M. S., …Lester, E. H. (2022). Upgrading of Low-Grade Colombian Coals via Low-Cost and Sustainable Calcium Nitrate Dense Media Separation. ACS Omega, 7(4), 3348-3358. https://doi.org/10.1021/acsomega.1c05346