- Author: Unger Roberto Mangabeira
- Language: Portuguese
- Year: 2018
- Author: Unger Roberto Mangabeira
- Language: Portuguese
- Year: 2005
- Author: Unger Roberto Mangabeira
- Language: English
- Year: 2016
- Author: Smolin Lee, Unger Roberto Mangabeira
- Language: English
- Year: 2015
- Author: Unger Roberto Mangabeira
- Language: English
- Year: 2010
- Author: Unger Roberto Mangabeira
- Language: English
- Year: 2010
- Author: Smolin Lee, Unger Roberto Mangabeira
- Language: English
- Year: 2014