PlumberCon 10 Call For Papers – This convention will be taking place in Austria from July 9th through the 11th, 2010.
You can download it from the following link: https://packetstormsecurity.com/files/download/87301/plumbercon10-cfp.txt
Source: https://packetstormsecurity.com/files/87301/PlumberCon-10-Call-For-Papers.html