- Author: Erik D. Demaine Joseph O'Rourke
- Language: English
- Year: 2007
- Author: Erik D. Demaine Joseph O'Rourke
- Language: English
- Year: 2007
- Author: Erik D. Demaine Joseph O'Rourke
- Language: English
- Year: 2007
- Author: Erik D. Demaine Joseph O'Rourke
- Language: English
- Year: 2007