RILEY, Gillian. Some Early Ur-Bagels. Petits Propos Culinaires, Sheffield, United Kingdom, p. 60–62, 1998. DOI: 10.1558/ppc.31338. Disponível em: https://journal.equinoxpub.com/ppc/article/view/31338. Acesso em: 19 apr. 2025.