Herrero de Egaña, A., Vivancos, J. and García-Cortés, Ángel 2020. Impact analysis and update to 2018 of the economic and social value of the MAGNA Plan (geological mapping at 1:50,000 scale). Boletín Geológico y Minero. 131, 4 (Dec. 2020), 817–829. DOI:https://doi.org/10.21701/bolgeomin.131.4.017.