Kagiliery, J. ., Chakraborty, S. ., Li, B., Hull, M. ., & Weindorf, D. (2021). Portable X-ray Fluorescence Analysis of Water: Thin Film and Water Thickness Considerations. EQA - International Journal of Environmental Quality, 45, 27–41. https://doi.org/10.6092/issn.2281-4485/12991