Wunderlich, Sascha, et al. “Xanthohumol in Brewing – Impact of Malt, Xanthohumol Dosage, Wort and Storage ”. BrewingScience, vol. 65, no. 1/2, Feb. 2012, pp. 7-15, https://brewingscience.de/index.php/brewingscience/article/view/381.