Representing Content and Data in Wireframes
http://boxesandarrows.com/archives/representing_content_and_data_in_wireframes_special_deliverable_10.php

Brown, Dan
Boxes and Arrows
2004

Abstract:

Visio practically groaned as I opened the wireframes for my current project, which were in something like the twentieth revision. It was the usual story--poorly defined requirements and business rules--and my project folder was fast becoming the poster child for Feature Creep Flu.