1. Association of Official Analytical Communities, Official Methods of Analysis of AOAC International, Methods 998.12 (former 978.17) and 998.18 (former 991.41).
2. BGBl. (1993). Bundesgesetzblatt Teil I. Preliminary German Beer Law Part 1, pp. 1399–1401.
3. Examination of the 13C/12C isotopes in sparkling and semi-sparkling wine with the aid of simple on-line sampling;Boner;Office International de la Vigne et du Vin,2001
4. Heavy and light beer: a carbon isotope approach to detect C4 carbon in beers of different origins, styles, and prices;Brooks;Journal of Agriculture and Food Chemistry,2002
5. Utilisation réglementaire des analyses isotopiques des aliments – Dix ans d’expérience européenne;Calderone;Actualité Chimique,2003