Robert Woodbury Ulrich Flemming Robert Coyne Steven J. Fenves James H. Garrett Jr. The SEED Project: A Software Environment to Support the Early Phases in Building Design. 781-786 1995 IEA/AIE http://portal.acm.org/citation.cfm?id=215624.215894 db/conf/ieaaie/ieaaie1995.html#WoodburyFCFG95