- Author: Robert C. Hauhart, Jon E. Grahe
- Language: English
- Year: 2015
- Author: Robert C. Hauhart Mitja Sardoč
- Language: English
- Year: 2021
- Author: Robert C. Hauhart Mitja Sardoč
- Language: English
- Year: 2022
- Author: Robert C. Hauhart
- Language: English
- Year: 2018
- Author: Robert C. Hauhart
- Language: English
- Year: 2018
- Author: Robert C. Hauhart (auth.)
- Language: English
- Year: 2016