- http://jlongster.com/A-Study-on-Solving-Callbacks-with-JavaScript-Generators
- http://jlongster.com/A-Closer-Look-at-Generators-Without-Promises
- http://devsmash.com/blog/whats-the-big-deal-with-generators
- http://howtonode.org/generators-vs-fibers
- http://zef.me/6096/callback-free-harmonious-node-js
- https://github.com/jmar777/suspend
- https://github.com/visionmedia/co
- https://github.com/visionmedia/co/wiki
- https://github.com/visionmedia/node-thunkify
NOTE: Please add comments with more links.