- http://www.rangkasku.web.id/artikel-konfigurasi-local-mail-server-dengan-mercury-xampp.html
- http://expertester.wordpress.com/2010/07/07/how-to-send-email-from-xampp-php/
- http://working-log.blogspot.com/2012/12/setting-email-di-xampp-dengan-akun-gmail.html
- http://alanedwardes.com/posts/installing-and-configuring-xampp-for-linux-lampp/#download
- http://stackoverflow.com/questions/4948687/xampp-sendmail-using-gmail-account
- http://system66.blogspot.com/2010/01/how-to-send-mail-from-localhost-with.html