1. Porn Freedom (What Is Obscenity?)
  2. Google Blogger Porn Content Policy
  3. Porn, Wikipedia, Larry Sanger Censorship
  4. Porn and Law in USA: Robert Black and Obscenity Charges
  5. Wikipedia, Vulva, and the Ass from Outer Space
  6. Censorship from Sex Blogger Violet Blue
  7. Vagina on YouTube and Censorship
  8. Illustrated Guide to ESRB