- Author: Eric Hansen
- Language: English
- Year: 2016
- Author: Eric Hansen
- Language: English
- Year: 2016
- Author: Eric Hansen
- Language: English
- Year: 2016
- Author: Eric Hansen
- Language: English
- Year: 2005
- Author: Eric Hansen Rajat Panwar Richard Vlosky
- Language: English
- Year: 2013
- Author: Eric Hansen Rajat Panwar Richard Vlosky
- Language: English
- Year: 2013