1. Crítica de los programas de Matemática en primaria;Acevedo,1982
2. The specific arrangements adopted by a middle school for the implementation of the Maths National Curriculum;Agudelo-Valderrama,1993
3. Improving the Mathematics National Curriculum for the basic cycle in the Colombian Educational System;Agudelo-Valderrama,1993
4. The politics of literacy;Bee,1980
5. The role of context in mathematics classroom;Boaler;For the Learning of Mathematics,1993