https://dance.lovetoknow.com/Disco_Dance_History
Article by Gray Miller, on Dance Love To Know.
The article is short and doesn’t have a lot of specifics, and doesn’t center hustle, and though an article follows on hustle dance steps it doesn’t seem to be partner hustle but rather connected to Saturday Night Fever – it is labelled Retro Hustle there. The article mentions Tom Moulton, and some smaller legacies of disco.