• https://riuma.uma.es/xmlui/handle/10630/18594
• https://riuma.uma.es/xmlui/handle/10630/18578
• https://riuma.uma.es/xmlui/handle/10630/18576
• https://riuma.uma.es/xmlui/handle/10630/20022
• https://riuma.uma.es/xmlui/handle/10630/19830