The Future of the Integrated Public Use Microdata Series: IPUMS International and IPUMS Redesign. - William Block (IASSIST Conference, 2003)

The National Historical Geographic Information System: An Update. - William Block (IASSIST Conference, 2003)

W7: DDI 102: Codebook Creation and Beyond. - William Block; Mary Vardigan (IASSIST Conference, 2005)