Abad, F. 2020. Catalan, Basque and Galician in Menéndez Pidal and the co-authors of the ALPI. Revista de lenguas y literaturas catalana, gallega y vasca. 25, (Nov. 2020), 295–304. DOI:https://doi.org/10.5944/rllcgv.vol.25.2020.28910.