Ma, L., Konter, J., Herndon, E., Jin, L., Steinhoefel, G., Sanchez, D., & Brantley, S. (2014). Quantifying an early signature of the industrial revolution from lead concentrations and isotopes in soils of Pennsylvania, USA. Elsevier Science. https://doi.org/10.1016/j.ancene.2014.12.003
Ma, Lin, Jasper Konter, Elizabeth Herndon, Lixin Jin, Grit Steinhoefel, Diego Sanchez, and Susan Brantley. 2014. “Quantifying an Early Signature of the Industrial Revolution from Lead Concentrations and Isotopes in Soils of Pennsylvania, USA”. Elsevier Science. https://doi.org/10.1016/j.ancene.2014.12.003.
Ma, L., J. Konter, E. Herndon, L. Jin, G. Steinhoefel, D. Sanchez, and S. Brantley. Quantifying an Early Signature of the Industrial Revolution from Lead Concentrations and Isotopes in Soils of Pennsylvania, USA. Elsevier Science, 1 Sept. 2014, doi:10.1016/j.ancene.2014.12.003.