BigWorld Vault: Includes news, editorals, fan art, interviews, forums, chat, story, screenshots, system requirements, and concept art.
BigWorld: Citizen Zero: Official website with news, game information, and forums.
IGN PC: Citizen Zero: Includes news, previews, features, and media.
RPGPlanet: Big World: Citizen Zero: Previewed by: Michael Mikucki. Also includes screenshots.