Nesvadba, Vladimír, Jan Hervert, Karel Krofta, and Jitka Charvátová. “Evaluation of Czech Hop Varieties in Beer ”. KVASNY PRUMYSL 67, no. 6 (December 15, 2021): 529-536. Accessed January 26, 2022. https://kvasnyprumysl.eu/index.php/kp/article/view/255.