2021 · Crespo Muñoz, Francisco Javier, López-Guadalupe Muñoz, Miguel Luis, et al. · University of Valladolid Documentary Repository (University of Valladolid)
2020 · Crespo Muñoz, Francisco Javier, López-Guadalupe Muñoz, Miguel Luis, et al. · University of Valladolid Documentary Repository (University of Valladolid)