Here is a readable article by Watson that is probably among the more relevant: https://www.richardawatson.com/songs-of-life-and-mind https://www.richardawatson

Here is a readable article by Watson that is probably among the more relevant: https://www.richardawatson.com/songs-of-life-and-mind https://www.richardawatson.com/songs-of-life-and-mind There are many, and the paper itself cites many good sources including by Huang and Watson in the references section.