* https://www.debian.org/vote/2004/vote_002
  "Re-affirm support for non-free"
* https://www.debian.org/vote/2022/vote_003
  "Change SC for non-free firmware in installer, one installer"
* https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=727708#6734
  "the default init system for Linux architectures in jessie should be
  systemd"
* https://lists.debian.org/debian-project/2018/12/msg00032.html
  "Re: Censorship in Debian"
* https://techrights.org/2022/08/29/norbert-preining-canary/
  "The Inquisition of Norbert Preining is a Cautionary Tale About the
  Clique That’s Killing Debian From the Inside"
* https://web.archive.org/web/20200309131740/https://debian.community/assets/mollamby.pdf
  "Nepotism, Conflict of interest: Debian GSoC/Outreachy/OSI board"