Bessot, A. (2000). Visibility of mathematical objects present in professional practice. In A. Bessot & J. Ridgway (Eds.), *Education for mathematics in the workplace*. Dordrecht: Kluwer.

Bliss, J. M., Monk, M., & Ogborn, J. (1983). *Qualitative data analysis for educational research*. London: Croom Helm.

Carson, M., & Bloom, I. (2005). The cyclic nature of problem solving: An emergent multidimensional, problem-solving framework.

*Educational Studies in Mathematics, 58*, 45–75.

CrossRefDaniels, H. (2001). *Vygotsky and pedagogy*. London: Routledge Falmer.

Duval, R. (2006). A cognitive analysis of problems of comprehension in a learning of mathematics.

*Educational Studies in Mathematics, 61*(1/2), 103–131. Semiotic Perspectives in Mathematics Education: A PME Special Issue (2006).

CrossRefEisenhart, M. (1988). The ethnographic research tradition and mathematics education research.

*Journal for Research in Mathematics Education, 19*(2), 99–114.

CrossRefEvans, J. (1999). Building bridges: Reflections on the problem of transfer of learning in mathematics.

*Educational Studies in Mathematics, 39*, 23–44.

CrossRefGray, E., & Tall, D. (1994). Duality, ambiguity, and flexibility: A “proceptual” view of simple arithmetic.

*Journal for Research in Mathematics Education, 25*(2), 116–140.

CrossRefHoyles, C., Noss, R., & Pozzi, S. (2001). Proportional reasoning in nursing practice.

*Journal for Research in Mathematics Education, 32*(1), 4–27.

CrossRefJaworski, B., & Potari, D. (2009). Bridging the micro- and the macro-divide: Using an activity theory model to capture sociocultural complexity in mathematics teaching and its development.

*Educational Studies in Mathematics, 72*(2), 219–236.

CrossRefJurdak, M. (2006). Contrasting perspectives and performance of high school students on problem solving in real world, situated, and school contexts.

*Educational Studies in Mathematics, 63*(3), 283–301.

CrossRefJurdak, M., & Shahin, I. (2001). Problem solving activity in the workplace and the school: The case of constructing solids.

*Educational Studies in Mathematics, 47*(3), 297–315.

CrossRefLeont’ev, A. N. (1978). *Activity, consciousness, and personality*. Englewood Cliffs: Prentice Hall.

Magajna, Z., & Monaghan, J. (2003). Advanced mathematical thinking in a technological workplace.

*Educational Studies in Mathematics, 52*(2), 101–122.

CrossRefMasingila, J. O., Davidenko, S., & Prus-Wisniowska, E. (1996). Mathematics learning in and out of school: A framework for connecting these experiences.

*Educational Studies in Mathematics, 31*, 175–200.

CrossRefMayring, P. (2000). Qualitative content analysis [28 paragraphs].

*Forum Qualitative Sozialforschung/Forum: Qualitative Social Research*,

*1*(2), Art. 20.

http://nbnresolving.de/urn:nbn:de:0114-fqs0002204.

Mellin-Olsen, S. (1987). *The politics of mathematics education*. Dordrecht: Reidel.

Millroy, W. (1992). An ethnographic study of the mathematics ideas of a group of carpenters. In C. Brown et al. (Eds.), *Journal for research in mathematics education (monograph no. 5)*. Reston: National Council of Teachers of Mathematics.

Noss, R. (2002). Mathematical epistemologies at work. *For the Learning of Mathematics, 22*(2), 2–13.

Noss, R., & Hoyles, C. (1996). The visibility of meanings: Modelling the mathematics of banking.

*International Journal of Computers for Mathematical Learning, 1*, 3–31.

CrossRefNoss, R., Pozzi, S., & Hoyles, C. (1999). Touching epistemologies: Meanings of average and variation in nursing practice.

*Educational Studies in Mathematics, 40*(1), 25–51.

CrossRefNoss, R., Hoyles, C., & Pozzi, S. (2000). Working knowledge: Mathematics in use. In A. Bessot & J. Ridgway (Eds.), *Education for mathematics in the workplace*. Dordrecht: Kluwer.

Noss, R., Hoyles, C., & Pozzi, S. (2002). Abstraction in expertise: A study of nurses. Conceptions of concentration.

*Journal for Research in Mathematics Education, 33*(3), 204–229.

CrossRefNunes, T., Schliemann, A., & Carraher, D. (1993). *Street mathematics and school mathematics*. Cambridge: Cambridge University Press.

Pozzi, S., Noss, R., & Hoyles, C. (1998). Tools in practice, mathematics in use.

*Educational Studies in Mathematics, 36*(2), 105–122.

CrossRefPresmeg, N. C. (1992). Prototypes, metaphors, metonymies and imaginative rationality in high school mathematics.

*Educational Studies in Mathematics, 23*(6), 595–610.

CrossRefRoth, W. M. (2005). Mathematical inscriptions and the reflexive elaboration of understanding: An ethnography of graphing and numeracy in a fish hatchery.

*Mathematical Thinking and Learning, 7*(2), 75–110.

CrossRefSfard, A. (2001). There is more to discourse than meets the ears: Looking at thinking as communicating to learn more about mathematical learning.

*Educational Studies in Mathematics, 46*, 13–57.

CrossRefSimon, M. A. (1996). Beyond inductive and deductive reasoning: The search for a sense of knowing.

*Educational Studies in Mathematics, 30*(2), 197–210.

CrossRefStraesser, R. (2000). Mathematical means and models from vocational contexts—a German perspective. In A. Bessot & J. Ridgway (Eds.), *Education for mathematics in the workplace*. Dordrecht: Kluwer.

Strauss, A., & Corbin, J. (1998). *Basics of qualitative research: Techniques and procedures for developing grounded theory*. Thousand Oaks: Sage.

Triantafillou, C., & Potari, D. (2006). Mathematical activity in a technological workplace: Results from an ethnographic study. In H. Novotna, M. Kratka, & N. Stehlikova (Eds.), *Proceedings of the 30th conference of the international group for the psychology of mathematics education, vol. 3* (pp. 297–304). Prague: Charles University.

Triantafillou, C., & Potari, D. (2008). Students’ interpretations of authentic representations of a function in the workplace. In Figueras, O. Cortina, J. Alatorre, S. Rojano & T. Sepulveda, A. (Eds.), *Proceedings of the 32nd Conference of the International Group for the Psychology of Mathematics Education* (vol. 4, pp. 329–336). Morelia.

Van Oers, B. (2001). Educational forms of initiation in mathematical culture.

*Educational Studies in Mathematics, 46*, 59–85.

CrossRefVygotsky, L. (1981). The development of higher forms of attention. In J. Wertsch & M. E. Sharpe (Eds.), *The concept of activity in soviet psychology* (pp. 189–240). New York: Armonk.

Wedege, T. (2000). Mathematics knowledge as a vocational qualification. In A. Bessot & J. Ridgway (Eds.), *Education for mathematics in the workplace*. Dordrecht: Kluwer.

Wedege, T. (2002). Numeracy as a basic qualification in semi-skilled jobs. *For the Learning of Mathematics, 22*(3), 23–28.

Williams, J. S., & Wake, G. D. (2007a). Black boxes in workplace mathematics.

*Educational Studies in Mathematics, 64*(3), 317–343.

CrossRefWilliams, J. S., & Wake, G. D. (2007b). Metaphors and models in translation between college and workplace mathematics.

*Educational Studies in Mathematics, 64*(3), 345–371.

CrossRefZevenbergen, R. (2000). Research methods for mathematics at work. In A. Bessot & J. Ridgway (Eds.), *Education for mathematics in the workplace*. Dordrecht: Kluwer.