JvJan van der Heul0000-0001-5851-9348Data Curator FollowPublicationsDevelopment of Collection Costs at TU Delft Library, 2011 to 2022Usage metrics Co-workers & collaboratorsMLMarina LebedevaMarina LebedevaJEJorden EsserJorden EsserHHHeijmans, HanHeijmans, HanKCClavel, KarinClavel, KarinADAlastair DunningHead, Research Services - Delft University of TechnologyAlastair DunninglOlouise Ottinglouise Otting