- Author: James Wyatt, J. Schwalb Robert, Bruce R. Cordell
- Language: German
- Year: 2017
- Author: Karl Wochinger, Friedrich Schwalb
- Language: German
- Year: 1924
- Author: Axel T. Paul Benjamin Schwalb (eds.)
- Language: German
- Year: 2015
- Author: Matilde Schwalb María Prialé François Vallaeys
- Language: Spanish
- Year: 2019
- Author: Matilde Schwalb Carlos Herrera
- Language: Spanish
- Year: 1995
- Author: Matilde Schwalb Carlos Herrera
- Language: Spanish
- Year: 1993
- Author: Axel T. Paul Benjamin Schwalb (eds.)
- Language: German
- Year: 2015
- Author: María Matilde Schwalb (editor), Cynthia Sanborn (editor)
- Language: Spanish
- Year: 2013