. "Freudenthal, Matthijs" . "M." . _:B9396b8682926dbf7cf07c307f139eb27 . . "Dr."@nl . "1937"^^ . "Freudenthal, M. (1937-)" . "M. Freudenthal" . . "Freudenthal" . . _:B9396b8682926dbf7cf07c307f139eb27 . _:B9396b8682926dbf7cf07c307f139eb27 . _:B9396b8682926dbf7cf07c307f139eb27 "2023-05-23"^^ . _:B9396b8682926dbf7cf07c307f139eb27 . _:B9396b8682926dbf7cf07c307f139eb27 . _:B9396b8682926dbf7cf07c307f139eb27 "073508381" . _:B9396b8682926dbf7cf07c307f139eb27 . _:B9396b8682926dbf7cf07c307f139eb27 . _:B9396b8682926dbf7cf07c307f139eb27 .