MORALES, C. G., M. T. ORTEGA, J. L. LABAJO SALAZAR, and A. PIORNO HERNÁNDEZ. “Recent Trends and Temporal Behavior of Thermal Variables in the Region of Castilla-León (Spain)”. Atmósfera, vol. 18, no. 2, Oct. 2009, https://www.revistascca.unam.mx/atm/index.php/atm/article/view/8541.