Sign-on/sign-off/technical fault slide (1st edition, 2004).
Sign-on/sign-off/technical fault slide (2nd edition, 2004).
Sign-on/sign-off/technical fault slide (1st edition, 2005).
Sign-on/sign-off/technical fault slide (2nd edition, 2005).
Sign-on/sign-off/technical fault slide (1st edition, 2021, 1).
Sign-on/sign-off/technical fault slide (2nd edition, 2021, 1).
Sign-on/sign-off/technical fault slide (1st edition, 2021, 1).
Sign-on/sign-off/technical fault slide (2nd edition, 2021, 2).