- Author: Bertsch Dal Passo Giacomelli
- Language: Italian
- Year: 2011
- Author: D’Amor Bruno, Matuzzi Maurizio
- Language: Italian
- Year: 1976
- Author: D’Amor Bruno
- Language: Italian
- Year: 1992
- Author: Nodelman Henry M., Smith Frederick Whittle
- Language: English
- Year: 1956
- Author: Nella Dodero Paolo Baroncini Dante Trezzi
- Language: Italian
- Year: 1996
- Author: Alessio Miscioscia
- Language: Italian
- Author: Barker Stephen Francis
- Language: English
- Year: 1974
- Author: Kennedy Hubert C.
- Language: Italian
- Year: 1983
- Author: Jenkins Gwilym M., Watts Donald G.
- Language: English
- Year: 1968
- Author: Jenkins Gwilym M., Watts Donald G.
- Language: English
- Year: 1968