RobinJ.-P., SauvageF.-X., PradalM., and ChovelonM. “Soil Reflectance and Colouring of Grape. Vine Red Light Excitation Could Be Decisive for Grape Berry Quality”. OENO One, Vol. 34, no. 3, Sept. 2000, pp. 101-19, doi:10.20870/oeno-one.2000.34.3.1003.