Barreto, Débora Aparecida dos Reis Justo, and Gladis Massini-Cagliari. “Double Rhotic Consonants in Intervocalic Context: A Study about the Possibility of Gemination in Ancient Portuguese Period”. ALFA: Revista de Linguística 66 (August 11, 2022). Accessed August 31, 2024. https://periodicos.fclar.unesp.br/alfa/article/view/12863.