- Author: Ricardo Aroca, Ricardo Aroca Hernández-Ros
- Language: Spanish
- Year: 2013
- Author: Ricardo Aroca
- Language: Spanish
- Year: 2013
- Author: Tessema Kassaw Julia Frugoli (auth.) Ricardo Aroca (eds.)
- Language: English
- Year: 2013
- Author: Katrin Kneipp Ricardo Aroca Harald Kneipp and Edeline Wentrup-Byrne (Eds.)
- Language: English
- Year: 2007
- Author: Ricardo Aroca
- Language: English
- Year: 2006