RT Journal Article SR Electronic T1 Studies on Grape Sampling JF American Journal of Enology and Viticulture JO Am J Enol Vitic. FD American Society for Enology and Viticulture SP 139 OP 145 DO 10.5344/ajev.1958.9.3.139 VO 9 IS 3 A1 E. B. Roessler A1 M. A. Amerine YR 1958 UL http://www.ajevonline.org/content/9/3/139.abstract AB