Matches in VIAF for { ?s ?p Koopmans. }
- 9029139 familyName "Koopmans".
- 91990686 familyName "Koopmans".
- 107929601 name "Koopmans".
- 120452636 name "Koopmans".
- 12387215 name "Koopmans".
- 1937974 name "Koopmans".
- 19739036 name "Koopmans".
- 27182640 name "Koopmans".
- 30627367 name "Koopmans".
- koopmans name "Koopmans".
- koopmans name "Koopmans".
- koopmans name "Koopmans".
- 37195160 name "Koopmans".
- 37205585 name "Koopmans".
- 52851237 name "Koopmans".
- 54293439 name "Koopmans".
- 56708375 name "Koopmans".
- 86210633 name "Koopmans".
- 91990686 name "Koopmans".