: 3.1578http://hdl.handle.net/11245/ Create a prefix for http://hdl.handle.net/11245/ Hit Enter to save Double click to create a prefix | Kaart van de stelling van Amsterdam | : defaulthttps://data.adamlink.nl/Petra/uva-maps/graphs/ Create a prefix for https://data.adamlink.nl/Petra/uva-maps/graphs/ Hit Enter to save Double click to create a prefix |