RT Journal Article SR Electronic T1 A Review of the Action of Pectic Enzymes and a Discussion of their Commercial Production JF American Journal of Enology and Viticulture JO Am J Enol Vitic. FD American Society for Enology and Viticulture SP 54 OP 58 DO 10.5344/ajev.1951.2.1.54 VO 2 IS 1 A1 Gerald Reed YR 1951 UL http://www.ajevonline.org/content/2/1/54.abstract AB