"ID" "Type" "Author" "Title" "Publication" "Publisher" "Year" "Date" "Location" "Pages" "Volume" "Issue" "SerialNr" "URL" "DOI" "chappelle1992" "GEN" "Chappelle, E.W.; Kim, M.S.; McMurtrey, J.E." "Ratio analysis of reflectance spectra (RARS): an algorithm for the remote estimation of the concentrations of chlorophyll a, chlorophyll b, and carotenoids in soybean leaves" "Remote Sensing of Environment" "" "1992" "" "" "239–247" "39" "" "" "" "" "le_maire2004" "JOUR" "le Maire, G.; Francois, C.; Dufrene, E." "Towards universal broad leaf chlorophyll indices using PROSPECT simulated database and hyperspectral reflectance measurements" "Remote Sensing of Environment" "" "2004" "" "" "1-28" "89" "1" "0034-4257" "" "10.1016/j.rse.2003.09.004" "idb" "ELEC" "Henrich, V.; Krauss, G.; Götze, C.; Sandow, C." "The IndexDatabase" "" "" "2011" "2011" "Bonn" "" "" "" "" "https://www.indexdatabase.de/" ""