- Author: Mark C. Alexander
- Language: English
- Year: 2013
- Author: Mark C. Alexander
- Language: English
- Year: 2013
- Author: Frank Dehn (Editor), Hans-Dieter Beushausen (Editor), Mark G Alexander (Editor), Pilate Moyo (Editor)
- Year: 2015
- Author: Jonathan Rhodes Mark E. Alexander Alexander R. Opotowsky
- Language: English
- Year: 2019