After the Moebius panel at Bristol I promised I’d post some links to where you could find out more about this wonderful artist.
Tim Maughan’s obituary on Tor.com is here.
A couple of Moebius/Jodorowski collaborations are available from Amazon UK at a reasonable price:
Also the Moebius Silver Surfer story is available as part of Marvel’s Definitive Silver Surfer collection.
There are entries for Moebius and Métal Hurlant in the Science Fiction Encyclopaedia. They note that the English language version, Heavy Metal, contained material from other countries not found in the original French editions.