WEBSERVICE CODEIGNITER

1. https://rizkimufrizal.github.io/belajar-membuat-rest-api-dengan-codeigniter/
2. http://www.pukakomedia.net/codeigniter-rest.php
3. http://www.pukakomedia.net/restfull-codeigniter-example.php
4. http://iridadesign.com/codeigniter-restserver-test/
5. http://catatan-masgatot.blogspot.co.id/2015/06/contoh-restful-web-services-di.html

OTHERS:

1. http://forum.codeigniter.com/thread-604.html
2. http://code.tutsplus.com/tutorials/working-with-restful-services-in-codeigniter--net-8814
3. http://forum.codeigniter.com/thread-62785.html
4. http://forum.codeigniter.com/thread-63828.html