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| * Hrzán, J. & Peter-Koop, A. (Hrsg.) (2001). Mathematisch besonders begabte Grundschulkinder. Einstellungen, Kenntnisse und Erfahrungen von Lehrerinnen und Lehrern sowie Studierenden. ZKL-Texte Band 12. Münster: Zentrale Koordination Lehrerbildung. | | * Hrzán, J. & Peter-Koop, A. (Hrsg.) (2001). Mathematisch besonders begabte Grundschulkinder. Einstellungen, Kenntnisse und Erfahrungen von Lehrerinnen und Lehrern sowie Studierenden. ZKL-Texte Band 12. Münster: Zentrale Koordination Lehrerbildung. |
| * [[Hans-Georg Weigand|Weigand, H-G.]], Peter-Koop, A., [[Kristina Reiss|Reiss, K.]], [[Günter Törner|Törner, G.]] & Wollring, B. (Eds.) (2001). Developments in Mathematics Education in German-speaking Countries. Selected Papers from the Annual Conference on Didactics of Mathematics, Munich, 1998. Hildesheim: Franzbecker. | | * [[Hans-Georg Weigand|Weigand, H-G.]], Peter-Koop, A., [[Kristina Reiss|Reiss, K.]], [[Günter Törner|Törner, G.]] & Wollring, B. (Eds.) (2001). Developments in Mathematics Education in German-speaking Countries. Selected Papers from the Annual Conference on Didactics of Mathematics, Munich, 1998. Hildesheim: Franzbecker. |
− | * [[Hans-Georg Weigand|Weigand, H-G.]], Cohors-Fresenborg, E., Houston, K., Peter-Koop, A., Maier, H., [[Kristina Reiss|Reiss, K.]], [[Günter Törner|Törner, G.]] & Wollring, B. (Eds.) (2001). Developments in Mathematics Education in Germany. Selected Papers from the Annual Conference on Didactics of Mathematics, Leipzig, 1997. Hildesheim: Franzbecker. | + | * [[Hans-Georg Weigand|Weigand, H-G.]], [[Elmar Cohors-Fresenborg|Cohors-Fresenborg, E.]], Houston, K., Peter-Koop, A., Maier, H., [[Kristina Reiss|Reiss, K.]], [[Günter Törner|Törner, G.]] & Wollring, B. (Eds.) (2001). Developments in Mathematics Education in Germany. Selected Papers from the Annual Conference on Didactics of Mathematics, Leipzig, 1997. Hildesheim: Franzbecker. |
| * [[Hans-Georg Weigand|Weigand, H-G.]], Cohors-Fresenborg, E., Houston, K., Peter-Koop, A., Maier, H., [[Kristina Reiss|Reiss, K.]], [[Günter Törner|Törner, G.]] & Wollring, B. (Eds.) (2001). Developments in Mathematics Education in Germany. Selected Papers from the Annual Conference on Didactics of Mathematics, Regensburg, 1996. Hildesheim: Franzbecker. | | * [[Hans-Georg Weigand|Weigand, H-G.]], Cohors-Fresenborg, E., Houston, K., Peter-Koop, A., Maier, H., [[Kristina Reiss|Reiss, K.]], [[Günter Törner|Törner, G.]] & Wollring, B. (Eds.) (2001). Developments in Mathematics Education in Germany. Selected Papers from the Annual Conference on Didactics of Mathematics, Regensburg, 1996. Hildesheim: Franzbecker. |
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