Information from the source of UML, the Object Management Group (OMG)

UML Resource center, from Rational (makers of UML software tools)

Excellent links to UML resources, as well as how to create UML diagrams with the free SmartDraw demo download. Also check out our templates for drawing statecharts using SmartDraw 6.

The paper that started it all, by David Harel (1987).

Valuable book by Ian Horrocks introducing the theory and practice of applying statecharts to user interface development. The book also describes the UCM architecture. This is one of our favorite books on the subject of statecharts.

Related links

David Harel's home page

Statecharts in C/C++. Accompanies the book, Practical Statecharts in C/C++, by Miro Samek (July, 2002).

Papers on statecharts, collected by Miro Samek (author of Practical Statecharts in C/C++)