@InProceedings{se-approach,
author  = {Ka Boon Ng and Chiu Wo Choi and Martin Henz},
title   = {A Software Engineering Approach to Constraint Programming Systems},
booktitle = {Proceedings of the Asian-Pacific Conference on Software Engineering, APSEC 2002},
editor = {Paul Strooper},
year = {2002},
note = {to appear},
}