Volker Mai | Volker Finke | Volker Schlöndorff | Volker Beck | Hugo Markl | William Volker Fund | Volker Rühe | Volker Kriegel | Volker Braun | Jun Märkl | Dale Volker | Volker Schlöndorff, | Volker Ordowski | Volker Heine | Volker Goetze | Volker Beck (athlete) | Volker Abramczik | Franz Völker |
He is noted for inventing three data sorting structures: the B-tree (with Edward M. McCreight), the UB-tree (with Volker Markl) and the red-black tree.