I've enjoyed his playing wherever I could get hold of him ... not too many discs around, but some listening versions and stuff (including "Notes from the Underground", time to resurrect the bytes).
I think I first heard him on Stanko's "Litania", the great Komeda tribute on ECM. Next was probably his playing in Polanski's "Knife in the Water". Magic stuff!
One I really enjoy, although it's got a rather bad rep (it IS noisy and dirty, but life is, too, so ...) is "Free Jam", the Ayler release of two discs worth of jams by Mongezi Feza and Rosengren's avantgarde jazz band of those days (early seventies):