- www.ghsvs.de, 2019-06-16
- https://www.ghsvs.de/programmierer-schnipsel/spezielles-ghsvs-internes/184-a-list-of-classes-which-have-been-imported-before-the-first-system-plugin-event-in-joomla
- A list of classes which have been imported before the first system plugin event in Joomla - GHSVS-Dein Web mit Mehr

SpeziellSchnipsel

https://gist.github.com/mbabker/04dc4b6f2d1774352a99b9a4e45d9f75