: b1990011302800205131https://pid.uba.uva.nl/ark:/88238/ Create a prefix for https://pid.uba.uva.nl/ark:/88238/ Hit Enter to save Double click to create a prefix | : p069755523http://data.bibliotheken.nl/id/thes/ Create a prefix for http://data.bibliotheken.nl/id/thes/ Hit Enter to save Double click to create a prefix |