Calderón, Alberto P. Reflections on teaching and learning mathematics. (Spanish) Zbl 1357.97007 Gac. R. Soc. Mat. Esp. 1, No. 1, 80-88 (1998). Summary: MSC: 97D20 Philosophical and theoretical contributions (didactics of mathematics) 97C30 Cognitive processes, learning theories (aspects of mathematics education) PDFBibTeX XMLCite \textit{A. P. Calderón}, Gac. R. Soc. Mat. Esp. 1, No. 1, 80--88 (1998; Zbl 1357.97007)