SOLID (English Wikipedia)

Martin, Robert C. "Principles Of OOD". ButUncleBob.com. Archived from the original on Sep 10, 2014. Retrieved 2014-07-17.. (Note the reference to "the first five principles", although the acronym is not used in this article.) Dates back to at least 2003.

ghostarchive.org (Global: 32^nd place; English: 21^st place)

Metz, Sandi (May 2009). "SOLID Object-Oriented Design". YouTube. Archived from the original on 2021-12-21. Retrieved 2019-08-13. Talk given at the 2009 Gotham Ruby Conference.

Martin, Robert C. (13 Feb 2009). "Getting a SOLID start". Uncle Bob Consulting LLC (Google Sites). Archived from the original on Sep 17, 2013. Retrieved 2013-08-19.

Martin, Robert C. "Principles Of OOD". ButUncleBob.com. Archived from the original on Sep 10, 2014. Retrieved 2014-07-17.. (Note the reference to "the first five principles", although the acronym is not used in this article.) Dates back to at least 2003.
Martin, Robert C. (13 Feb 2009). "Getting a SOLID start". Uncle Bob Consulting LLC (Google Sites). Archived from the original on Sep 17, 2013. Retrieved 2013-08-19.
Martin, Robert C. (2000). "Design Principles and Design Patterns" (PDF). objectmentor.com. Archived from the original on 2015-09-06.
"Single Responsibility Principle" (PDF). objectmentor.com. Archived from the original on 2 February 2015.
"Open/Closed Principle" (PDF). objectmentor.com. Archived from the original on 5 September 2015.
"Liskov Substitution Principle" (PDF). objectmentor.com. Archived from the original on 5 September 2015.
"Interface Segregation Principle" (PDF). objectmentor.com. 1996. Archived from the original on 5 September 2015.
"Dependency Inversion Principle" (PDF). objectmentor.com. Archived from the original on 5 September 2015.

Metz, Sandi (May 2009). "SOLID Object-Oriented Design". YouTube. Archived from the original on 2021-12-21. Retrieved 2019-08-13. Talk given at the 2009 Gotham Ruby Conference.