- Author: Gabás Pallás Raúl, Heidegger Martin, Trawny Peter
- Language: Spanish
- Year: 2015
- Author: Gabás Pallás Raúl, Hirschberger Johannes, Martínez Gómez Luis, Martínez Riu Antoni
- Language: Spanish
- Year: 2011
- Author: Gabás Pallás Raúl, Hirschberger Johannes, Martínez Gómez Luis, Martínez Riu Antoni
- Language: Spanish
- Year: 2011