The point at hand is concerning the use of the word "colonialism" in reference to issues of this nature, not providing you with a reference sheet for your convenience. There are plenty of books and articles available to satisfy your desire for citations[0], though honestly I think any degree of awareness around historic patterns of the interactions between (primarily) Western Europe (and the US) and the Global South would suggest that such assertions are at the very least plausibly credible.

[0] I might point you to Karen Hao's "Empire of AI". Leaving aside the author's intent, there are some chapters in the latter parts of the book replete with references to such events.