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Author: Ullery, William

• Megibben, Charles; Ullery, William: Isotype knice subgroups of global Warfield groups. (English). Czechoslovak Mathematical Journal, vol. 56 (2006), issue 1, pp. 109-132
• Hill, Paul; Ullery, William: Almost totally projective groups. (English). Czechoslovak Mathematical Journal, vol. 46 (1996), issue 2, pp. 249-258