Search Results Use the search box below to revise your search, or start a new search. Studies (3) Variables Publications Your query returned 3 studies. Series results are grouped under the most relevant study. Ungroup series results to view all results. Sort by: Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. 1. Alien Address Reports, [United States]: 1980 Public Use File (ICPSR 7998) United States Department of Justice. Immigration and Naturalization Service 2. Children of Immigrants Longitudinal Study (CILS), 1991-2006 (ICPSR 20520) Portes, Alejandro; Rumbaut, Rubén G. 3. Immigration and Intergenerational Mobility in Metropolitan Los Angeles (IIMMLA), 2004 (ICPSR 22627) Rumbaut, Rubén G.; Bean, Frank D.; Chávez, Leo R.; et al.