Found in 3 comments on Hacker News
Rochus · 2020-11-20 · Original thread
Well, some people disagree, as usual; not really an issue; if you need a theory and formal semantics, consult the standard work: https://www.amazon.com/Theory-Objects-Monographs-Computer-Sc....
blasdel · 2010-03-15 · Original thread
If you want to know how other languages could work, in the sense of an OO version of the lambda-cube, read Cardelli and Abadi's Theory of Objects: http://www.amazon.com/dp/0387947752

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