Archiving System States by Persistent Objects. - Holger Vogelsang; Uwe Brinkschulte; Marios Siormanolakis (ECBS, 1996)

C3L+++: Implementing a Description Logics System on Top of an Object-Oriented Database System. - T. Kessel; Michael Schlick; H.-M. Speiser; Uwe Brinkschulte; Holger Vogelsang (KRDB, 1996)

Fluids - ein flexibles System zur Mensch-Maschine-Interaktion. - Holger Vogelsang (Logos-Verlag, 1998)