"Originally published in single magazine form as Superman 49-50, Adventures of Superman 472-473, Action Comics 659-660 and Starman 28"--T.p verso.
"Superman created by Jerry Siegel and Joe Shuster"--T.p.
Superman : krisis of the krimson kryptonite by Roger Stern. ISBN 1852867523. Published by Titan Books in 1996. Publication and catalogue information, links to buy online and reader comments.