Não informado. (1995). The Bulletin of symbolic logic. Association for Symbolic Logic.
Lua i Stíl Chicago (17ú heag.)Não informado. The Bulletin of Symbolic Logic. Champaign, Ill: Association for Symbolic Logic, 1995.
Lua MLA (8ú heag.)Não informado. The Bulletin of Symbolic Logic. Association for Symbolic Logic, 1995.
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