Automobile and Motorcycle Association, Germany. Their site claims that it is the world's largest motorcycle forum.
Horst Mennig submitted information on a previously undocumented German marque
German translations (word only, not phrase)
by Oxford University
Not exactly an honourable mention, but it was the source for many early posts here which have since been (mostly) verified and corrected, or deleted:
German motorcycles, microcars and sidecars JF