[zielczynski]
[xp-user-stories]
http://www.extremeprogramming.org/rules/userstories.html : This is the main website for eXtreme Programming (XP), an approach to software development currently popular among practitioners. User stories are commonly used among XP practitioners to capture requirements.
[uml-user-guide]
The Unified Modeling Language User Guide, 2e, G Booch, J Rumbaugh, and I Jacobson
[uml-distilled] UML distilled by Martin Fowler
[refactoring-catalog]
http://refactoring.com/catalog/ - This is a list of common refactorings, maintained by Martin Fowler, a leading authority on refactoring. He is also the author of the ‘bestseller’ on refactoring: Refactoring: Improving the Design of Existing Code
[bach-et-explained]
Exploratory Testing Explained, an online article by James Bach -- James Bach is an industry thought leader in software testing).
[bryan-mercurial-guide]