@misc{18335,
  author       = {{Peckhaus, Volker}},
  booktitle    = {{zbMATH Open, Zbl. 0922.03015}},
  title        = {{{Kleemeier, Ulrike, Gottlob Frege. Kontext-Prinzip und Ontologie, Alber: München 1997}}},
  year         = {{1999}},
}

@misc{18322,
  author       = {{Peckhaus, Volker}},
  booktitle    = {{zbMATH Open, Zbl. 0910.03023}},
  title        = {{{Kelly, Kevin T., The Logic of Reliable Inquiry, Clarendon Press: Oxford 1996}}},
  year         = {{1999}},
}

@misc{18327,
  author       = {{Peckhaus, Volker}},
  booktitle    = {{zbMATH Open,Zbl. 0916.01025}},
  title        = {{{Carnap, Rudolf, Der logische Aufbau der Welt, Meiner: Hamburg 1998}}},
  year         = {{1999}},
}

@misc{18316,
  author       = {{Peckhaus, Volker}},
  booktitle    = {{zbMATH Open, Zbl.  0908.01005}},
  title        = {{{Recknagel, Hans, Die Nürnbergische Universität Altdorf und ihre großen Gelehrten, Druckerei Carl Hessel: Feucht 1998}}},
  year         = {{1999}},
}

@misc{18314,
  author       = {{Peckhaus, Volker}},
  booktitle    = {{zbMATH Open, Zbl. 904.03002}},
  title        = {{{Hansen, Frank-Peter, G.W.F. Hegel: Wissenschaft der Logik. Ein Kommentar, Königshausen & Neumann: Würzburg 1996}}},
  year         = {{1999}},
}

@misc{18312,
  author       = {{Peckhaus, Volker}},
  booktitle    = {{zbMATH Open, Zbl. 901.03004}},
  title        = {{{Frascolla, Pascquale, Wittgenstein’s Philosophy of Mathematics, Routledge: London/New York 1994}}},
  year         = {{1999}},
}

@misc{18325,
  author       = {{Peckhaus, Volker}},
  booktitle    = {{zbMATH Open, Zbl. 0914.01003}},
  title        = {{{Hoeltgen, Karl Josef, “Clever Dogs and Nimble Spaniels: On the Iconography of Logic, Invention, and Imagination”, Explorations in Renaissance Culture 24 (1998), 1–36}}},
  year         = {{1999}},
}

@article{55253,
  author       = {{Milkov, Nikolay}},
  journal      = {{Prima philosophia }},
  pages        = {{41--49}},
  title        = {{{The Latest Frege}}},
  volume       = {{12}},
  year         = {{1999}},
}

@article{17508,
  author       = {{Peckhaus, Volker}},
  journal      = {{Philosophia Scientiae (Nancy) 3 (4) (1998/1999), special issue: Un logicien consciencieux. La philosophie de Evert Willem Beth}},
  pages        = {{151--173}},
  title        = {{{Moral Integrity during a Difficult Period: Beth and Scholz}}},
  year         = {{1999}},
}

@inbook{17497,
  abstract     = {{Autoreferat: Zbl. Math. 914.00010.}},
  author       = {{Peckhaus, Volker}},
  booktitle    = {{Zwischen Kant und Hare. Eine Evaluation der Ethik Leonard Nelsons}},
  editor       = {{Krohn, Dieter and Neißer, Barbara and Walter, Nora}},
  pages        = {{37--61}},
  publisher    = {{dipa-Verlag}},
  title        = {{{Axiomatische Ethik}}},
  volume       = {{5}},
  year         = {{1998}},
}

@misc{17646,
  author       = {{Peckhaus, Volker}},
  booktitle    = {{Routledge Encyclopedia of Philosophy, Bd. 4: Genealogy to Iqbal}},
  editor       = {{Craig, Edward}},
  pages        = {{23--25}},
  publisher    = {{Routledge}},
  title        = {{{Gentzen, Gerhard Karl Erich (1909–45)}}},
  year         = {{1998}},
}

@misc{17782,
  author       = {{Peckhaus, Volker}},
  booktitle    = {{Erkenntnis}},
  number       = {{[erschienen im Mai 1999]}},
  pages        = {{415--419}},
  title        = {{{Helena M. Pycior, Symbols, Impossible Numbers, and Geometric Entanglement. British Algebra through the Commentaries on Newton’s Universal Arithmetic. Cambridge University Press, Cambridge 1997}}},
  volume       = {{49}},
  year         = {{1998}},
}

@inproceedings{17879,
  author       = {{Peckhaus, Volker}},
  booktitle    = {{Twentieth World Congress of Philosophy. Abstracts of Invited and Contributed Papers}},
  editor       = {{Dawson, Stephen and a., u.}},
  pages        = {{156}},
  title        = {{{The Heuristic Function of the Axiomatic Method [Abstract]}}},
  year         = {{1998}},
}

@book{15507,
  editor       = {{Hagengruber, Ruth Edith}},
  publisher    = {{dtv, Deutscher Taschenbuch Verlag}},
  title        = {{{Klassische philosophische Texte von Frauen. 2nd ed}}},
  year         = {{1998}},
}

@book{12849,
  editor       = {{Hagengruber, Ruth Edith}},
  title        = {{{Wissen und Handeln: Ein Lehrbuch zur Geschichte der Ethik für den Gymnasialunterricht unter Berücksichtigung der Schriften von Philosophinnen}}},
  year         = {{1998}},
}

@misc{15576,
  author       = {{Hagengruber, Ruth Edith}},
  booktitle    = {{Philosophischer Literaturanzeiger}},
  number       = {{1}},
  pages        = {{9--12}},
  title        = {{{Tommaso Campanella: Philosophische Gedichte. Übersetzt und hrsg. von Thomas Flasch. Frankfurt a. M.: Klostermann, 1996}}},
  volume       = {{51}},
  year         = {{1998}},
}

@inbook{15614,
  author       = {{Hagengruber, Ruth Edith}},
  booktitle    = {{Perspektiven der Frauenforschung}},
  editor       = {{von Bardeleben, Renate and Plummer, Patricia}},
  pages        = {{19--27}},
  publisher    = {{Stauffenberg-Verlag}},
  title        = {{{Widersprüche, Paradoxien und Klärungen. Überlegungen grundsätzlicher Art zur Frauenforschung aus der Sicht von Philosophinnen}}},
  year         = {{1998}},
}

@inbook{15615,
  author       = {{Hagengruber, Ruth Edith}},
  booktitle    = {{Feministische Hochschuldidaktik. Materialien der Koblenzer Frauenstudien}},
  editor       = {{De Sotelo, Elisabeth}},
  pages        = {{185--246}},
  publisher    = {{Lit-Verlag}},
  title        = {{{Philosophinnen}}},
  year         = {{1998}},
}

@inproceedings{15617,
  author       = {{Hagengruber, Ruth Edith}},
  booktitle    = {{presented at the XXth World Congress of Philosophy Boston}},
  location     = {{Boston}},
  title        = {{{Utility and Universality versus Utility and the General Good}}},
  year         = {{1998}},
}

@article{15616,
  author       = {{Hagengruber, Ruth Edith}},
  journal      = {{Ethica. Wissenschaft und Verantwortung}},
  number       = {{2}},
  pages        = {{182--189}},
  title        = {{{Wirtschaften als Erhalt der Güter – eine Utopie?}}},
  volume       = {{6}},
  year         = {{1998}},
}