@inbook{ Castro_Rico-Romero_GÓMEZ:253-253,

author = { Elena Castro Rodríguez and Luis Rico-Romero and PEDRO GÓMEZ GUZMÁN } ,

title = { Meaning of the part-whole relation and the concept of fraction for primary teachers },

booktitle = { Proceedings of the 36th Conference of the International Group for the Psychology of Mathematics Education },

isbn = { 0771-100X },

publisher = { PME },

pages = { 253 - 253 },

year = { 2012 },

}