Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) MOTOKI Akihisa and VARGAS Thais and NEVES José Luíz Peixoto and ZUCCO Lóris Lodir,Quantitative analysis of rock and mineral surface color for ornamental and semi-ornamental rocks using image scanner,Japanese Magazine of Mineralogical and Petrological Sciences,1345630X,Japan Association of Mineralogical Sciences,2003,32,1,12-22,https://cir.nii.ac.jp/crid/1390001206526279296,https://doi.org/10.2465/gkk.32.12