- Author: Michael J. Economides A. Daniel Hill Christine Ehlig-Economides Ding Zhu
- Language: English
- Year: 2013
- Author: Michael J. Economides, A. Daniel Hill, Christine Ehlig-Economides
- Language: English
- Year: 1994
- Author: Michael J. Economides A. Daniel Hill Christine Ehlig-Economides Ding Zhu
- Language: English
- Year: 2012
- Author: Michael J Economides, A D Hill, Christine Ehlig-Economides
- Language: English
- Year: 1994
- Author: Michael J. Economides Daniel A. Hill Christine Ehlig-Economides
- Language: English
- Year: 1993
- Author: Michael J. Economides Daniel A. Hill Christine Ehlig-Economides
- Language: English
- Year: 1993