http://homebeer.csutio.ru/articles-from-beer/pivo-prigotovlenie/
https://www.sb.by/articles/-dvinskomu-brovaru-prikazano-zhit-lyudi-imeyushchie-otnoshenie-k-istorii-uveryayut-chto-nekogda-proizvodimoe-v-vitebske-pivo-slavilos-daleko-za-predelami-pridvinskogo-kraya.html