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Journal Article Multidisciplinary Team Research Get access Gordon W. Blackwell Gordon W. Blackwell University of North Carolina Search for other works by this author on: Oxford Academic Google Scholar Social Forces, Volume 33, Issue 4, May 1955, Pages 367–374, https://doi.org/10.2307/2573009 Published: 01 May 1955
G. W. Blackwell (1955) studied this question.