- Author: Kevin Revolinski
- Language: English
- Year: 2015
- Author: Molloy Johnny
- Language: English
- Year: 2018
- Author: University of Wisconsin, University of Wisconsin--Madison, Levin Matthew
- Language: English
- Year: 2013
- Author: University of Minnesota, University of Wisconsin--Madison, Anderson Dave
- Language: English
- Year: 2015
- Author: Grant Michael R.
- Language: English
- Year: 1997