Sad and shocking news. My deepest condolences to friends and family.

Re references for Wikipedia, I've found this search site sometimes 
useful for broader range of results:

http://www.millionshort.com/

Example of page found using "Andreas Raab squeak publication" (without 
removing any sites from the results):

http://www.computer.org/csdl/proceedings/c5/2004/2166/00/21660004-abs.html