found: The myths of majoritarianism, 1992:t.p. (Robert B. Mattes)
found: The election book, 1995:t.p. (Robert Mattes)
found: OCLC, 15 July 2002(hdgs: Mattes, Robert B.; Mattes, Robert; Mattes, Robert Britt, 1962- ; usage: Robert Mattes; Robert Britt Mattes; Robert B. Mattes)
found: Univ. of Cape Town, Dept. of Political Studies web site:(Robert Mattes; Associate Professor; Director of the Democracy in Africa Research Unit; also an Associate with the Institute for Democracy in South Africa; Ph.D. in Political Science from the University of Illinois, Urbana-Champaign, 1992)