Hey @Sub.Zero,
since you’re studying meditation practices, etc., you may have already come across this person; but just in case, I want to recommend him.
He may be the CLEAREST, most comprehensive, and most organized on this topic. If not the most, then one of the most:
Shinzen Young
(overview of the whole thing)
(detailed discussion of mindfulness as a specific sub-category)
(IKEA or engineering manual)