NOHEL, V. Balling’s attenuation theory and beer composition calculator. KVASNY PRUMYSL, [S. l.], v. 66, n. 5, p. 351-365, 2020. DOI: 10.18832/kp2019.66.351. Disponível em: https://kvasnyprumysl.eu/index.php/kp/article/view/229. Acesso em: 24 oct. 2020.