- Author: Gaius Valerius Flaccus Setinus Balbus, Widu-Wolfgang Ehlers
- Language: Latin
- Year: 1980
- Author: Robert S. Ehlers Jr.
- Language: English
- Year: 2015
- Author: Pernille Ehlers, Agnes Witzke, Christer Krokfors
- Language: Swedish
- Year: 1992
- Author: Jürgen Ehlers (editor) Stefan Kozarski (editor) Philip Gibbard (editor)
- Language: English
- Year: 1995
- Author: Dietmar Gross Wolfgang Ehlers Peter Wriggers Jörg Schröder Ralf Müller
- Language: German
- Year: 2021
- Author: Emily Ehlers
- Language: English
- Year: 2021
- Author: Maren A Ehlers
- Language: English
- Year: 2018
- Author: Peter W Reiners Todd A Ehlers Eds.
- Language: English
- Year: 2005
- Author: Otto E. Ehlers
- Language: German
- Year: 1901
- Author: Otto E. Ehlers
- Language: German
- Year: 1901