The following content is in the quick-reference-guides category:

Webinar Recording: Designing Quick Reference Guides

Starting Points with Quick Reference Guides: Gathering Before Designing

Documentation Usability: A Few Things I've Learned from Watching Users

Quick Reference Guides: Short and Sweet Documentation

Quick Reference Guides Right Where You Need Them

Lessons Learned with Quick Reference Guides: Timing and Truth

Quick Reference Guide Formats -- Tips for Finding Attractive Layouts