The effects of immigrant diversity and ethnic competition on collective conflict in urban America: An assessment of two moments of mass migration, 1869-1924 and 1965-1993
S. Shanahan et S. Olzak, The effects of immigrant diversity and ethnic competition on collective conflict in urban America: An assessment of two moments of mass migration, 1869-1924 and 1965-1993, J AM ETHN H, 18(3), 1999, pp. 40-64