Instituto para la
Investigación Educativa
y el Desarrollo Pedagógico

Perhaps you should try some spelling variations:
"historico por mathematics" » "historico of mathematics", "historico in mathematics", "historico con mathematica", "historico para mathematics", "historia por mathematics", "historico de mathematics"
"historia y matematicass" » "historia y matematicas", "historia y matematica", "historia 1 matematicas"
"historia de matematica" » "historia de matematicas", "historia la matematica", "historia en matematicas"

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"historico por mathematics\") OR (((\"historia y matematicass\") OR (\"historia de matematica\"))))~".
• Removing quotes may allow a broader search: (( historico por mathematics ) OR ((( historia y matematicass ) OR ( historia de matematica ))))~.
• Adding a wildcard symbol may retrieve word variants: (("historico por mathematics") OR ((("historia y matematicass") OR ("historia de matematica"))))*.