https://www.ibm.com/developerworks/cn/web/ar-cloudaws1/
https://www.ibm.com/developerworks/cn/web/ar-cloudaws2/
https://www.ibm.com/developerworks/cn/web/ar-cloudaws3/
2ttps://www.ibm.com/developerworks/cn/web/ar-cloudaws4/
https://www.ibm.com/developerworks/cn/web/ar-cloudaws5/

http://www.infoq.com/cn/articles/open-api-practice
http://www.infoq.com/cn/articles/rest-introduction

http://code.google.com/p/django-rest-interface/


http://www.infoq.com/cn/news/2009/07/rest-cloud-api-comparison