Sotolář, Radek, Oldřiška Sotolářová, and Michal Kumšta. “Test of Wine Jelly”. KVASNY PRUMYSL 64, no. 2 (April 15, 2018): 71–75. Accessed July 3, 2024. https://kvasnyprumysl.eu/index.php/kp/article/view/61.