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1.

図書
図書
1. Gödel, Escher, Bach : an eternal golden braid
Douglas R. Hofstadter
出版情報: New York : Basic Books, c1979
2.

図書
図書
2. The mind's I : fantasies and reflections on self and soul
composed and arranged by Douglas R. Hofstadter and Daniel C. Dennett
出版情報: New York : Basic Books, c1981