DoomPSP : lantus, Ryochan7, StereoMike, Greg Berkhof : Free Download, Borrow, and Streaming : Internet Archive
PSP DOOMを試してみました – NAGAOKA STATION
Sony tries cutting off homebrew exploits, takes down Vita game downloads | Ars Technica
Sony Playstation Portable (PSP) UMD Doom - Game Only - MandMGamesLargo
Amazon.com: Doom : Karl Urban, Rosamund Pike, Dwayne Johnson, Ben Daniels, Razaaq Adoti, Richard Brake, Al Weaver, Dexter Fletcher, Brian Steele, Deobia Oparei, Yao Chin, Robert Russell, Andrzej Bartkowiak, Dave Callaham, Wesley