Soares-da-Silva, Francisco Ag Colour profile analysis of Port wines by various instrumental and visual methods. [electronic resource] - Journal of the science of food and agriculture May 2019 - 3563-3571 p. digital Publication Type: Comparative Study; Journal Article ISSN: 1097-0010 Standard No.: 10.1002/jsfa.9577 doi Subjects--Topical Terms: ColorColorimetry--methodsSpectrophotometry--methodsWine--analysis