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{\b\fs28 Author L. P. Steffe}\line Retrieved from https://cepa.info on 24 Mar 2023
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Cobb, P. and P. Steffe L. "The constructivist researcher as teacher and model builder." {\i Journal for Research in Mathematics Education}, 14.2 (1983): 83-94. Web.
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Glasersfeld, E. von and P. Steffe L. "Composite units and the operations that constitute them." {\i Proceedings of the 10th International Meeting on Psychology in Mathematics Education} Ed. L. Burton. London: University of London Institute of Education, 1986. 212-216. Print.
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Glasersfeld, E. von and P. Steffe L. "Conceptual models in educational research and practice." {\i Journal of Educational Thought}, 25.2 (1991): 91-103. Web.
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Glasersfeld, E. von and P. Steffe L. and J. Richards. "An analysis of counting and what is counted." {\i Children\u146\'92s counting types: Philosophy, theory, and application} Ed. L. P. Steffe, E. von Glasersfeld, J. Richards and P. Cobb. New York: Praeger, 1983. 21-44. Print.
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Olive, J. and P. Steffe L. "The construction of an iterative fractional scheme: The case of Joe." {\i Journal of Mathematical Behavior}, 20 (2002): 413-437. Print.
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Richards, J. and P. Steffe L. and E. von Glasersfeld. "Reflections on interdisciplinary research teams." {\i Modeling mathematical cognitive development} Ed. S. Wagner and W. E. Geeslin. Columbus OH: Clearinghouse for Science, Mathematics and Environmental Education, 1981. 135-143. Web.
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Richards, J. and P. Steffe L. and E. von Glasersfeld. "Perspectives and summary." {\i Children\u146\'92s counting types: Philosophy, theory, and application} Ed. L. P. Steffe, E. von Glasersfeld, J. Richards and P. Cobb. New York: Praeger, 1983. 112-123. Print.
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Riegler, A. and P. Steffe L. "\u147\'93What Is the Teacher Trying to Teach Students if They Are All Busy Constructing Their Own Private Worlds?\u148\'94: Introduction to the Special Issue." {\i Constructivist Foundations}, 9.3 (2014): 297-301. Web.
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Steffe, L. P. "The teaching experiment in a constructivist research program." {\i Proceedings of the fourth International Congress on Mathematical Education} Ed. M. G. T. K. J. H. P. S. M. Zweng. Boston MA: Birkhauser, 1983. 469-471. Print.
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Steffe, L. P. "Possibilities for the construction of a sense of number by animals." {\i Behavioral and Brain Sciences}, 11.4 (1988): 598-599. Web.
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