The International PHP Conference 2011 Call For Papers has been announced. It will take place in Mainz, Germany from October 9th through the 12th, 2011.
You can download it from the following link: https://packetstormsecurity.com/files/download/101800/phpconf2011-cfp.txt
Source: https://packetstormsecurity.com/files/101800/International-PHP-Conference-2011-Call-For-Papers.html