Classical hierarchies from a modern standpoint. Part I. C-sets John Burgess — 1983 Fundamenta Mathematicae
Classical hierarchies from a modern standpoint. Part II. R-sets John Burgess — 1983 Fundamenta Mathematicae
Remarks on invariant descriptive set theory John Burgess; Douglas Miller — 1975 Fundamenta Mathematicae
Classical hierarchies form a modern standpoint. Part III. BP-sets John Burgess; Richard Lockhart — 1983 Fundamenta Mathematicae