Carballo Santaolalla, Rafael, Fernández Díaz, Mª José, y Rodríguez Mantilla, Jesús Miguel. 2017. Design and validation of a scale to evaluate the impact of implementing a quality management system in schools. Revista Complutense de Educación 28, 4, 1211–1226. DOI:https://doi.org/10.5209/RCED.51646