@Article{ ALBANESE_Oliveras-Contreras_Rodriguez-ponce:301-309,

author = { VERONICA ALBANESE and Maria Luisa Oliveras-Contreras and Maria Del Carmen Rodriguez-ponce } ,

title = { Acta Latinoamericana de Matemática Educativa },

year = { 2012 },

volume = { 25 },

pages = { 301-309 },

doi = { http://www.clame.org.mx/documentos/alme25.pdf },

}