Are there any published articles about Python that I can reference?
It’s probably best to reference your favorite book about Python. A list of books can be found on the Python wiki:
The very first article about Python is this very old article that’s now quite outdated.
Guido van Rossum and Jelke de Boer, “Interactively Testing Remote Servers Using the Python Programming Language”, CWI Quarterly, Volume 4, Issue 4 (December 1991), Amsterdam, pp 283-303.