Study Search Results Your query returned 1 results. Use the search box below to revise your search, or start a new search. Results per page: 25 50 100 Sort by: Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. Most Downloaded (?) Study Title/Investigator 1. Dutch Parliamentary Election Studies Data Source Book, 1971-1989 (ICPSR 6744) Horstman, Raymond; van Deth, Jan W.