International Calibration Extract for HPLC Analysis of α- and β-acids in hops and hop products: Submitted on behalf of the EBC/ASBC Joint Hops Sub-Committee. BrewingScience, [S. l.], v. 51, n. 9/10, p. 165, 1998. Disponível em: https://brewingscience.de/index.php/brewingscience/article/view/703. Acesso em: 30 may. 2026.