Calzada, S., de Porta, J., & Truyols, J. (2021). Validez de Potamides munieri Larrazet, 1894 (GasterĂ³podo del Mioceno de Burgos). Spanish Journal of Palaeontology, 16(1), 161–165. https://doi.org/10.7203/sjp.16.1.21593