@article{15535,
  author       = {{Hagengruber, Ruth Edith}},
  journal      = {{HNI Jahresbericht / HNI Annual Report}},
  number       = {{91}},
  pages        = {{88}},
  title        = {{{Theory of Action in Cooperative Systems}}},
  year         = {{2009}},
}

@article{15537,
  author       = {{Hagengruber, Ruth Edith}},
  journal      = {{HNI Heinz Nixdorf Institut Nachrichten}},
  pages        = {{16}},
  title        = {{{History and philosophical foundations of AI}}},
  volume       = {{32}},
  year         = {{2009}},
}

@inbook{50709,
  author       = {{Albus, Vanessa}},
  booktitle    = {{philo praktisch 1, Unterrichtswerk für Praktische Philosophie in Nordrhein-Westfalen}},
  editor       = {{Peters, Jörg and Rolf, Bernd}},
  pages        = {{160--173}},
  title        = {{{Schön und hässlich}}},
  year         = {{2009}},
}

@misc{18675,
  author       = {{Peckhaus, Volker}},
  booktitle    = {{zbMATH Open, Zbl. 1169.03009}},
  title        = {{{Linnebo, Øystein, “Frege’s Context Principle and Reference to Natural Numbers”, in: Sten Lindström et al. (eds.), Logicism, Intuitionism, and Formalism. What has Become of Them?, Springer: Dordrecht 2009 (Synthese Library; 341), 47–68}}},
  year         = {{2009}},
}

@misc{18854,
  author       = {{Peckhaus, Volker}},
  booktitle    = {{Mathematical Reviews. MR2406251 (2009k:01008) }},
  title        = {{{Harborth, Heiko u.a., Gedenkschrift für Richard Dedekind. Ein Beitrag der Wirtschaft, vertreten durch die Industrie- und Handelskammer Braunschweig, Appelhans Verlag: Braunschweig 2007.}}},
  year         = {{2009}},
}

@misc{18674,
  author       = {{Peckhaus, Volker}},
  booktitle    = {{zbMATH Open, Zbl. 1160.01312}},
  title        = {{{Rusnock, Paul, Bolzano’s Philosophy and the Emergence of Modern Mathematics, Editions Rodopi: Amsterdam 2000 (Studien zur Österreichischen Philosophie; 30)}}},
  year         = {{2009}},
}

@misc{18849,
  author       = {{Peckhaus, Volker}},
  booktitle    = {{Mathematical Reviews, MR2373721 (2009c:01012)}},
  title        = {{{Tamari, Dov, Moritz Pasch. Vater der modernen Axiomatik – Seine Zeit mit Klein und Hilbert und seine Nachwelt. Eine Richtigstellung, Shaker Verlag: Aachen 2007}}},
  year         = {{2009}},
}

@misc{18667,
  author       = {{Peckhaus, Volker}},
  booktitle    = {{zbMATH Open, Zbl. 1157.01003}},
  title        = {{{Majer, Ulrich/Sauer, Tilman, “Intuition and the Axiomatic Method in Hilbert’s Foundation of Physics. Hilbert’s Idea of a Recursive Epistemology in His Third Hamburg Lecture”, in: Emily Carsons et al. (eds.), Intuition and the Axiomatic Method, Springer: Dordrecht 2006 (Western Ontario Series in Philosophy of Science; 70), 213–233}}},
  year         = {{2009}},
}

@misc{18671,
  author       = {{Peckhaus, Volker}},
  booktitle    = {{zbMATH Open, Zbl. 1160.01013}},
  title        = {{{Bolzano, Bernard, Erbauungsreden der Studienjahre 1808/09, Teilband 1, hg. v. Edgar Morscher und Kurt F. Strasser (Bernard Bolzano-Gesamtausgabe: Reihe II.A.16,1), Friedrich Frommann Verlag-Günther Holzboog: Stuttgart-Bad Cannstatt 2008}}},
  year         = {{2009}},
}

@misc{18673,
  author       = {{Peckhaus, Volker}},
  booktitle    = {{zbMATH Open, Zbl. 1160.01014}},
  title        = {{{Bolzano, Bernard, Erbauungsreden der Studienjahre 1808/09, Teilband 2, hg. v. Edgar Morscher und Kurt F. Strasser (Bernard Bolzano-Gesamtausgabe: Reihe II.A.16,2), Friedrich Frommann Verlag-Günther Holzboog: Stuttgart-Bad Cannstatt 2008}}},
  year         = {{2009}},
}

@misc{18670,
  author       = {{Peckhaus, Volker}},
  booktitle    = {{zbMATH Open, Zbl. 1158.00005}},
  title        = {{{Jagnow, René, “Edmund Husserl on the Applicability of Formal Geometry”,  in: Emily Carsons et al. (eds.), Intuition and the Axiomatic Method, Springer: Dordrecht 2006 (Western Ontario Series in Philosophy of Science; 70), 67–85}}},
  year         = {{2009}},
}

@misc{18852,
  author       = {{Peckhaus, Volker}},
  booktitle    = {{Mathematical Reviews, MR2374248 (2009h:03095) }},
  title        = {{{Löwenheim, Leopold, „Funktionalgleichungen im Gebietekalkül und Umformungsmöglichkeiten im Relativkalkül“, History and Philosophy of Logic 28 (2007), 305–336}}},
  year         = {{2009}},
}

@misc{18851,
  author       = {{Peckhaus, Volker}},
  booktitle    = {{Mathematical Reviews, MR2374247 (2009h:03004) }},
  title        = {{{Thiel, Christian, “A Short Introduction to Löwenheim’s Life and Work and to a Hitherto Unknown Paper”, History and Philosophy of Logic 28 (2007), 289–302}}},
  year         = {{2009}},
}

@misc{18848,
  author       = {{Peckhaus, Volker}},
  booktitle    = {{Mathematical Reviews, MR2361784 (2009b:03003) }},
  title        = {{{Blanchette, Patricia A., “Frege on Consistency and Conceptual Analysis”, Philosophia Mathematica (3) 15 (2007), 321–346}}},
  year         = {{2009}},
}

@misc{18858,
  author       = {{Peckhaus, Volker}},
  booktitle    = {{Mathematical Reviews, MR2479206 (2009k:03004)}},
  title        = {{{Tatievskaya, Elena, „Wittgenstein über Komplexe“, Logique & Analyse 204 (2008), 395–409}}},
  year         = {{2009}},
}

@article{55242,
  author       = {{Milkov, Nikolay}},
  journal      = {{Grazer Philosophische Studien }},
  pages        = {{290--293}},
  title        = {{{Thomas Mormann, Bertrand Russell, München: Beck, 2007}}},
  volume       = {{78}},
  year         = {{2009}},
}

@article{41367,
  author       = {{Seifert, Andreas and Hilligus, Annegret Helen and Schaper, Niclas}},
  journal      = {{Lehrerbildung auf dem Prüfstand}},
  number       = {{1}},
  pages        = {{82--103}},
  title        = {{{Entwicklung und psychometrische Überprüfung eines Messinstruments zur Erfassung pädagogischer Kompetenzen in der universitären Lehrerbildung.}}},
  volume       = {{2}},
  year         = {{2009}},
}

@inproceedings{41465,
  author       = {{König, Johannes and Seifert, Andreas and Blömeke, Sigrid and Schaper, Niclas}},
  booktitle    = {{AEPF-Tagung „Selbstregulation – Fremdregulation“}},
  location     = {{Bochum}},
  title        = {{{LEK – Längsschnittliche Erhebung pädagogischer Kompetenzen von Lehramtsstudierenden: Testinstrumente, Forschungsdesign und Fragestellungen.}}},
  year         = {{2009}},
}

@inproceedings{41472,
  author       = {{Seifert, Andreas and Schaper, Niclas}},
  booktitle    = {{AEPF-KBBB-Tagung}},
  location     = {{Landau}},
  title        = {{{Welche Dimensionen bzw. Modellstruktur liegt der Messung pädagogischer Kompetenz in der universitären Lehrerausbildung zugrunde?}}},
  year         = {{2009}},
}

@misc{17885,
  author       = {{Peckhaus, Volker and Seng, Eva-Maria and Höppner, Reinhard}},
  title        = {{{Ehrenpromotion Höppner (Paderborner Universitätsreden  #113)}}},
  volume       = {{113}},
  year         = {{2009}},
}