@inproceedings{ Castro_CASTRO,

author = { Elena Castro Rodríguez and ENRIQUE CASTRO MARTINEZ } ,

title = { Prospective primary teachers¿ knowledge of pedagogical orchestration in problem-solving instruction. },

booktitle = { First PME Regional Conference: South America },

year = { 2018 },

pages = { None - None },

location = { Rancagua, Chile },

}