urn:ddi:int.naddi:8f07148f-3a2e-4dc1-8315-cf4a15c12f34:2 int.naddi 8f07148f-3a2e-4dc1-8315-cf4a15c12f34 2 jeremy 2016 data f_b_curation An Open Source, DDI‐Based Data Curation System for Social Science Data int.naddi c844500b-67d2-40f3-a91a-6ec540a03969 2 CodeList