Coplen, T. B., and Qi, H., 2012, USGS42 and USGS43: Human-hair stable hydrogen and oxygen isotopic reference materials and analytical methods for forensic science and implications for published measurement results: Forensic Science International, v. 214, p. 135-141. doi:10.1016/j.forsciint.2011.07.035 (on-line abstract of journal article)
Eberts, S.M., Böhlke, J.K., Kauffman, L.J., and Jurgens, B.C., in press (web publication 1/4/12), Comparison of particle-tracking and lumped-parameter age-distribution models for evaluating vulnerability of production wells to contamination: Hydrogeology Journal. (on-line abstract or on-line preprint in pdf format, 6.2 MB)
Liao, L., Green, C.T., Bekins, B.A., and Böhlke, J.K., 2012 (web publication 12/30/11), Factors controlling nitrate fluxes in groundwater in agricultural areas. Water Resources Research, v. 48, W00L09, doi:10.1029/2011WR011008. (on-line abstract or on-line journal article in pdf format, 858 KB, published by the American Geophysical Union, not subject to U.S. copyright)
Révész, K., Buck, B., and Coplen, T. B., in press, Determination of the δ2H and δ18O of Soil Water and Plant Matter: RSIL Lab Code 1700, chap. C19 of Révész, Kinga, and Coplen, Tyler B., eds., Methods of the Reston Stable Isotope Laboratory: Reston, Virginia, U.S. Geological Survey, Techniques and Methods, 10-C19, 25 p.
Singleton, G.L., Révész, K., Coplen, T., in press, Determination of the δ(13C/12C) of Dissolved Inorganic Carbon in Water: RSIL LAB 1710, Révész, Kinga, and Coplen, Tyler B., eds., Methods of the Reston Stable Isotope Laboratory: U.S. Geological Survey Techniques and Methods, 10-C18, 28 p.