@inproceedings{ MOLINA_Ambrose-_Castro-Martinez:329-329,

author = { MARTA MOLINA and Rebecca Ambrose- and Encarnacion Castro-Martinez } ,

title = { IN THE TRANSITION FROM ARITHMETIC TO ALGEBRA: MISCONCEPTIONS OF THE EQUAL SIGN },

booktitle = { 28TH CONFERENCE OF THE INTERNATIONAL GROUP FOR THE PSYCHOLOGY OF MATHEMATICS EDUCATION (28) (28.2004.BERGEN, NORUEGA) },

year = { 2004 },

pages = { 329 - 329 },

location = { BERGEN, NORUEGA },

}