Alonso, C., and M. García-Sevilla. “Strong Inbreeding Depression and Individually Variable Mating System in the Narrow Endemic Erodium Cazorlanum (Geraniaceae)”. Anales Del Jardín Botánico De Madrid, vol. 70, no. 1, June 2013, pp. 72-80, doi:10.3989/ajbm.2326.