- Gyldendals Tibindsleksikon, supplementsbindet (1984)
- Kraks Blå Bog årg. 1987 ff. (København).
- Marquis' Who's Who in the World fra årg. 1996 ff. (New York)
- Dictionary of International Biography fra årg. 1996 ff. (Cambridge, England)
- International Directory of Distinguished Leadership, 6. edition 1996 (ABI, American Biographical Institute. Raleigh, North Carolina, U.S.A.).
