Getting Creative With Specs: Usable Software Specifications
http://www.boxesandarrows.com/archives/getting_creative_with_specs_usable_software_specifications.php

Krause, Brian R.
Boxes and Arrows
2003

Abstract:

Building architects don’t have to think much about what the actual deliverables are to contractors and their clients, because their industry has traditions and standards for blueprints, balsa wood models, and computer-generated renderings. As user interface consultants, we have to think about this anew for every project.