"CAD@CMU.EDU" Invited paper in the Proceedings of the CAD Futures Conference.

"Case based instruction strategies in architecture" Design Studies, December.

"Strategic use of representation in architectural massing" Design Studies, in press.

"Real, Artificial and Virtual" ITU Journal, Fall 2002


"Simon says: design!" Arredamento, July.

"Crossbreeding the Real, the Artificial and the Virtual" in XXI, March.

"On the process of creativity in puzzles, inventions and designs" (with Cem Akin) in Automation in Construction, 7 (1998) 123-138.

"Editorial" (Special issue: models of design) Automation in Construction, 7 (1998).


"An electronic design assistance tool for case-based representation of designs" (with M Cumming, M Shealey, B Tuncer) in Automation in Construction, 6 (1997) 265-274.

"Editorial" (Special issue: descriptive models of design) Design Studies 18 (1997) 323-328.

"The computer as a catalyst for new educational paradigms in architecture" in Mimarlik, the Journal of the Faculty of Architecture, Middle East Technical University, Ankara Turkey, Spring 1997.


"Navigation within a structured search space in layout problems" (with Rana Sen) Environment and Planning B: Planning and Design, 23 (1996) 421-442.

"Frames of reference in architectural design: analysing the hyper-acclamation (A-h-a!) (with Cem Akin) Design Studies, 17 (1996) 341-361.

"Quality of architectural service in the project management process" in Journal of Architectural and Planning Research 13,1 (1996) 63-90.


"Design protocol data and novel design decisions" (with C. T. Lin) Design Studies , 16 (1995) 211-236.

"SEED-Pro: Computer assisted architectural programming in SEED" (with Rana Sen, Magd Donia, Ye Zhang) Journal of Architectural Engineering, 1,4 (1995) 153-161.


"Creativity in design" Performance Improvement Quarterly 7, 3 (1994) 9-21.
"Determining the impact of CADrafting on the building process" (with Z. Anadol) in International Journal of Construction Information Technology, Spring (1994) 1-8.

"Architects' reasoning with structures and functions" Environment and Planning B: Planning and Design 20 (1993) 273-294.

"Heuristic generation of layouts (HeGeL) based on a paradigm for problem structuring," (with B. Dave and S. Pithavadian) Environment and Planning B: Planning and Design 19 (1992) 33-59.


"Necessary conditions for design expertise and creativity," Design Studies, 11, 2 (1990) 107- 113.


"Structure of a directory space: a case study with a UNIX operating system," (with C. Baykan and D. R. Rao) International Journal of Man-Machine Studies, (1987).


"A formalism for problem structuring and re solution," Environment and Planning B: Planning and Design, 13 (1986) 223-232.


"Tasarim ve bina üretiminde bilgisayarin rolü" (The role of computers in design and building delivery) Mimarlik, September 1985, pp. 22-28.

Efficient computer-user interface in electronic mail systems," (with D. R. Rao) International Journal of Man-Machine Studies, 22 (1985) 589-611.


"A style named Post-Modern" Architectural Design, 49, 8-9 (1979) 224-226.

"Exploration of the design process," Design Methods and Theories, 13, 3/4 (1979) 115-119.


"Book review: Architecture of Form, ed. by Lionel March," in Environment and Planning B, (1978) 237-239.

"Quantification of 3-dimensional structures," (with W. G. Chase ) Journal of Experimental Psychology, 4, 3 (1978) 397-410.


"Knowledge acquisition for image understanding research," (with R. Reddy) Computer Graphics and Image Processing, 6 (1977) 307-334.