Steyer, Damien, et al. “Characterization of the Terpenoids Composition of Beers Made With the French Hop Varieties: Strisselspalt, Aramis, Triskel and Bouclier. - Hop Special”. BrewingScience, vol. 66, no. 11/12, Dec. 2013, pp. 192-7, https://brewingscience.de/index.php/brewingscience/article/view/388.