Free download:
https://zenodo.org/record/6502394 (Spanish)
https://doi.org/10.5281/zenodo.6529928 (English)
https://doi.org/10.5281/zenodo.6982580 (Catalan)
Additional material:
https://descubrelosvolcanes.es/
https://doi.org/10.5281/zenodo.7690609 (Spanish)
https://doi.org/10.5281/zenodo.6535774 (English)
https://doi.org/10.5281/zenodo.7704404 (Italian)
https://doi.org/10.5281/zenodo.15660214 (Spanish and Catalan)
https://doi.org/10.5281/zenodo.15612736