Michael McAvennie, DC Comics Year By Year A Visual Chronicle, Dorling Kindersley, 2010, p. 181, ISBN 978-0-7566-6742-9.
«The worldwide success of Superman: The Movie motivated [DC] to publish more Superman-related titles. With that, editor E. Nelson Bridwell oversaw a project that evolved into comics' first official limited series - World of Krypton...Featuring out-of-this-world artwork from Howard Chaykin, [Paul] Kupperberg's three-issue limited series explored Superman's homeworld.»