> Verlagsreihe
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Lakatos' philosophy of mathematics a historical approach Teun Koetsier
Amsterdam [u.a.]: North-Holland, 1991
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Regiomontanus his life and work Ernst Zinner. Transl. by Ezra Brown
Amsterdam [u.a.]: North-Holland, 1990
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Brouwer's intuitionism Walter P. van Stigt
Amsterdam [u.a.]: North-Holland, 1990