At Assembla, we have been working on going "Beyond Scrum" with new techniques for continuous delivery and scaling an agile project. Our friends and technology partners at Perforce Software have joined the movement with a newsletter article: Beyond Scrum: How to Apply Agile Techniques to Distributed Teams and Large Projects. This is the beginning of a tipping point in enterprise adoption.
Perforce built their presentation around one of our diagrams:
There is a lot of great material in this article. Much of it came from a joint webinar presented by Andy Singleton of Assembla and Randy DeFauw of Perforce. So take a look at the article, and if you want more detail watch the webinar too.