Uziana.com: Doom - Reviewed by Daniel Westerstal [9/10] - "Doom is perhaps one of the most legendary PC Games ever released." - http://www.uziana.com/index.php?option=com_content&task=view&id=84&Itemid=30
Doom for Saturn at GameSpot - Review by Jeff Gerstmann, [3.1/10]. "...about two years too late [and] completely worthless." - http://www.gamespot.com/saturn/action/doom/review.html
Doom for Game Boy Advance at GameSpot - Review by Frank Provo, [7.9/10]. "...this handheld port contains the same gory gameplay that helped its ancestor launch a genre." - http://www.gamespot.com/gba/action/doom/review.html
GameSpy Reviews DOOM (GBA) - Review of the GameBoy Advance port by Andrew S. Bub, [84/100]. "...DOOM in all its gory glory, and it plays well, provided you've got enough light to actually see what's going on." - http://archive.gamespy.com/reviews/november01/doomgba/