GAŁKOWSKA, D. .; SOBOLEWSKA-ZIELIŃSKA, J. . ’Obwarzanek Krakowski’ as a traditional food. Potravinarstvo Slovak Journal of Food Sciences, [S. l.], v. 6, n. 4, p. 16–19, 2012. DOI: 10.5219/197. Disponível em: https://potravinarstvo.com/journal1/index.php/potravinarstvo/article/view/197. Acesso em: 1 jun. 2023.