The following represents some additional resources that might be helpful in your research. This list is by no means complete or exhaustive.
Superman and Batman Versus Aliens and Predator by Mark Schultz; Ariel Olivetti (Illustrator); Jerry Siegel (Created by); Joe Shuster (Created by); Bob Kane (Created by)DC's greatest icons, Superman and Batman, clash with the stars of the blockbuster Aliens and Predator movies from Twentieth Century Fox in a no-holds barred slugfest the likes of which the universe has never seen. In this graphic novel, Batman discovers that the relentless killing machines known as Aliens and the unstoppable race of hunters called Predators have formed a colony that's been hidden away on Earth for centuries. They're now poised to overtake the world--unless the Dark Knight and Superman can stop them and get them off the planet! This volume is co-published with Dark Horse Comics.