This article, by Jason Gross, is very relevant to how we consider free jazz and it's relationship with rock and punk rock of the 70s and 80s. The Real Godfathers of Punk
For some quality reading and some new perspectives on jazz. This Is Our Music, by Iain Anderson New York Is Now!: The New Wave of Free Jazz, by Phil Freeman Visions of Jazz: The First Century, by Gary Giddins John Coltrane, by Bill Cole
Writings about different albums primarily from the 1960s of the avant-garde. However, I may touch on titles pertaining to bop, hard-bop, soul jazz and post bop, as well as contemporary avant-garde releases.