1. The Knowledge Level
2. Flemming, U. & Chien, S.-F. (1999).SEED-Layout Tutorial.Pittsburgh, PA:Carnegie Mellon University, School of Architecture. Accessedat www.andrew.cmu.edu/user/ujf/download_files.
3. Object-oriented application development in CAD: a graduate course
4. Chien, S.-F. (1998).Supporting information navigation in generative designsystems.PhD Dissertation.Carnegie Mellon University, School of Architecture.
5. Erhan, H.I. (2003).Interactive support for modeling and generating building designrequirements.PhD Dissertation.Carnegie Mellon University, School of Architecture.