- Author: Matthew Higgins
- Language: English
- Year: 2018
- Author: Higgins Dr Matthew, Higgins Matthew, Lightfoot Geoff, Parker Martin, Smith Warren
- Language: English
- Year: 2003
- Author: Mark Tadajewski, Matthew Higgins, Janice Denegri-Knott, Rohit Varman
- Language: English
- Year: 2019
- Author: Matthew Higgins
- Language: English
- Year: 2010