- Author: Johannes Lepsius Albrecht Mendelssohn Bartholdy Friedrich Thimme (ed.)
- Language: German
- Year: 1927
- Author: Johannes Lepsius Albrecht Mendelssohn Bartholdy Friedrich Thimme (ed.)
- Language: German
- Year: 1927
- Author: Reginald Rankin
- Language: English
- Year: 1930
- Author: Walter H. Crawfurd Price
- Language: English
- Year: 1914
- Author: Mary Edith Durham
- Language: English
- Year: 1920
- Author: Katrin Boeckh
- Language: German
- Year: 1996