Olšovská, Jana, Karel Štěrba, Tomáš Vrzal, Marie Jurková, and Pavel Čejka. “Sensory Beer Aging”. KVASNY PRUMYSL 62, no. 9 (September 9, 2016): 250–257. Accessed September 25, 2022. https://kvasnyprumysl.eu/index.php/kp/article/view/137.