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2. Crystal violet: study of the photo-fading of an early synthetic dye in aqueous solution and on paper with HPLC-PDA, LC-MS and FORS;Confortin;J. Phys. Conf. Ser.,2010
3. Study of the degradation of an early synthetic dye (crystal violet) on cotton linters, lignin and printing paper by the action of UV–Vis and Vis light and evaluation of the effect of gum arabic on degradation products and on colour change;Confortin,2010
4. The identification of Van Gogh's inks for drawing and writing;Neevel,2013
5. A novel in-situ sampling technique - identification of inks and other media;Proaño Gaibor,2015