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- Language: English
- Year: 2022

- Author: Laurens Landeweerd
- Language: English
- Year: 2021

- Author: Laurens Landeweerd
- Language: English
- Year: 2021

- Author: Benda Hofmeyr (auth.) Benda Hofmeyr (eds.)
- Language: English
- Year: 2009

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- Language: English
- Year: 2010

- Author: Jan-Willem Van der Rijt (auth.)
- Language: English
- Year: 2012

- Author: Peter Lucas (auth.)
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- Year: 2011

- Author: Michael Winter (auth.)
- Language: English
- Year: 2012