@Article{ Castro-Martinez_CASTRO:7-20,
author = { Encarnacion Castro-Martinez and ENRIQUE CASTRO MARTINEZ } ,
title = { USING A MODEL TO DESCRIBE STUDENT¿S REASONING IN PROBLEM SOLVING },
journal = { Revista Electrónica de Investigación Psicoeducativa y Psicopedagógica },
year = { 2009 },
volume = { 7 },
pages = { 7-20 },
}