Gilaberte-Búrdalo, M., López-Moreno, J.I., Morán-Tejeda, Jerez, S., Alonso-González, E., López-Martín, F., Pino-Otín, M.R.(2017). Assessment of ski condition reliability in the Spanish and Andorran Pyrenees for the second half of the 20th century. Applied GeographyVolume 79, 127-142. DOI: 10.1016/j.apgeog.2016.12.013