Lorenzo Mattotti on Fires, four decades later, in The Comics Journal.
I haven't read the whole interview yet, but he mentions as inspiration the late Dino Battaglia, a favorite Italian cartoonist of mine whose work I only discovered about five years ago.
www.tcj.com/fires-after-...
Valerio Stivé talks to the legendary Italian artist about one of his most significant comics, as well as several other things.