@Misc{BVMC:251348,
author = {Val Alvaro, José Francisco},
title = {La notion de langue dans le "Catálogo de las lenguas"},
publisher = {Alicante : Biblioteca Virtual Miguel de Cervantes, 2008},
year = {2008},
url = {https://www.cervantesvirtual.com/nd/ark:/59851/bmc2b9f3}
}