Solgajová, M., H. Frančáková,  ŠtefanDráb, and ½igmund Tóth. “EFFECT OF TEMPERATURE ON THE PROCESS OF BEER PRIMARY FERMENTATION”. Journal of Microbiology, Biotechnology and Food Sciences, vol. 2, no. special issue 1, Feb. 2013, pp. 1791-9, https://office2.jmbfs.org/index.php/JMBFS/article/view/7273.