BIENDL, Martin; FOSTER, Bob. New International Calibration Standard (ICS-I4) for HPLC Analysis of Iso-α-acids: Submitted on behalf of the International Hop Standards Committee. BrewingScience, [S. l.], v. 70, n. 11/12, p. 176, 2017. Disponível em: https://brewingscience.de/index.php/brewingscience/article/view/331. Acesso em: 25 jun. 2026.