Here is a reference to a book which came out in 2024 in Italian on The Cure:
Close to... Robert Smith! I colori del buio nella musica dei Cure e oltre.
Written by Federico Francesco Falco, published by Odoya.
You can find more info here (in Italian):
https://www.odoya.it/biografie/1244-close-to-robert-smith.html (from the publisher's official website)
https://www.sentireascoltare.com/recensioni/close-to-robert-smith/ (review on the book itself)