Szymon Dembowy Smith, B. M., Lappi, S. E., Brewer, S. H., Dembowy, S., Belyea, J., & Franzen, S. (2004). Covalent attachment of a nickel nitrilotriacetic acid group to a germanium attenuated total reflectance element. LANGMUIR, 20(4), 1184–1188. https://doi.org/10.1021/la034194i