Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) A. C. Scheinost and A. Chavernas and V. BarrĂ³n and J. Torrent,Use and Limitations of Second-Derivative Diffuse Reflectance Spectroscopy in the Visible to Near-Infrared Range to Identify and Quantify Fe Oxide Minerals in Soils,Clays and Clay Minerals,0009-8604,Cambridge University Press (CUP),1998-10,46,5,528-536,https://cir.nii.ac.jp/crid/1362825894070092800,https://doi.org/10.1346/ccmn.1998.0460506