"Home | CSUA". Computer Science Undergraduate Association. Retrieved 2018-04-12. https://www.csua.berkeley.edu/
Frauenheim, Ed (December 4, 2000). "Free Photoshop for the people". Salon. Article on the history of the Experimental Computing Facility and its role in creating free software. http://archive.salon.com/tech/feature/2000/12/04/xcf/
Frauenheim, Ed (December 4, 2000). "Free Photoshop for the people". Salon. Article on the history of the Experimental Computing Facility and its role in creating free software. http://archive.salon.com/tech/feature/2000/12/04/xcf/
"eXperimental Computer Facility's proud present and impressive past". Engineering News. February 10, 2003. Archived from the original on April 22, 2003. https://web.archive.org/web/20030422000244/http://www.coe.berkeley.edu/engnews/spring03/4S/XCF.html
Frauenheim, Ed (December 4, 2000). "Free Photoshop for the people". Salon. Article on the history of the Experimental Computing Facility and its role in creating free software. http://archive.salon.com/tech/feature/2000/12/04/xcf/
"eXperimental Computer Facility's proud present and impressive past". Engineering News. February 10, 2003. Archived from the original on April 22, 2003. https://web.archive.org/web/20030422000244/http://www.coe.berkeley.edu/engnews/spring03/4S/XCF.html
Frauenheim, Ed (December 4, 2000). "Free Photoshop for the people". Salon. Article on the history of the Experimental Computing Facility and its role in creating free software. http://archive.salon.com/tech/feature/2000/12/04/xcf/
Frauenheim, Ed (December 4, 2000). "Free Photoshop for the people". Salon. Article on the history of the Experimental Computing Facility and its role in creating free software. http://archive.salon.com/tech/feature/2000/12/04/xcf/
Frauenheim, Ed (December 4, 2000). "Free Photoshop for the people". Salon. Article on the history of the Experimental Computing Facility and its role in creating free software. http://archive.salon.com/tech/feature/2000/12/04/xcf/
"eXperimental Computer Facility's proud present and impressive past". Engineering News. February 10, 2003. Archived from the original on April 22, 2003. https://web.archive.org/web/20030422000244/http://www.coe.berkeley.edu/engnews/spring03/4S/XCF.html
"Frobozz Magic Programming Language". Free On-line Dictionary of Computing. June 2, 1992. http://foldoc.org/fmpl
Keur, Scott (Feb 8, 1998). "Interview With Wulfram Development Team by Scott Keur". The Multiplayer Online Games Directory. Archived from the original on Jul 3, 1998. https://web.archive.org/web/19980703082307/http://www.mpogd.com/interviews/wulframinterview.html
Frauenheim, Ed (December 4, 2000). "Free Photoshop for the people". Salon. Article on the history of the Experimental Computing Facility and its role in creating free software. http://archive.salon.com/tech/feature/2000/12/04/xcf/
Frauenheim, Ed (December 4, 2000). "Free Photoshop for the people". Salon. Article on the history of the Experimental Computing Facility and its role in creating free software. http://archive.salon.com/tech/feature/2000/12/04/xcf/
Frauenheim, Ed (December 4, 2000). "Free Photoshop for the people". Salon. Article on the history of the Experimental Computing Facility and its role in creating free software. http://archive.salon.com/tech/feature/2000/12/04/xcf/
Frauenheim, Ed (December 4, 2000). "Free Photoshop for the people". Salon. Article on the history of the Experimental Computing Facility and its role in creating free software. http://archive.salon.com/tech/feature/2000/12/04/xcf/
Frauenheim, Ed (December 4, 2000). "Free Photoshop for the people". Salon. Article on the history of the Experimental Computing Facility and its role in creating free software. http://archive.salon.com/tech/feature/2000/12/04/xcf/
"eXperimental Computer Facility's proud present and impressive past". Engineering News. February 10, 2003. Archived from the original on April 22, 2003. https://web.archive.org/web/20030422000244/http://www.coe.berkeley.edu/engnews/spring03/4S/XCF.html