ALLEN, Brigid. How Green Were Their Ravioli?. Petits Propos Culinaires, Sheffield, United Kingdom, p. 27–35, 2004. DOI: 10.1558/ppc.30369. Disponível em: https://journal.equinoxpub.com/ppc/article/view/30369. Acesso em: 16 apr. 2025.