None of the information on the page comes from the websites you linked, so your website isn't a source. They include little to no new information and any information they do have is speculative at best. Furthermore, Dr. 13 isn't a human yet a human is there on his page.
We really don't have heavy rules as to what "links" go on the links section but informative websites like:
And while that's fine for people looking for websites like that, it's not necessary to add here on the Database. Since it includes Database information, it's basically plagiarizing our text.
And allow me to correct myself there, it's been a fun morning. He isn't real yet a real man's picture is on his page rather than a comic book picture, the same goes for Constantine.
It's very simple. We don't need that link on the Database because it holds no information and isn't credible. If you would like to argue that it does hold information and can provide credits then by all means do so here, until then they remain off the pages.