@book{27012,
	author = {Orrantia Rodríguez, José,},
	title = {Las dificultades de aprendizaje de las matemáticas /},
	publisher = {UOC, la universidad virtual,},
	year = {[2002]},
	address = {[Barcelona] :},
	note = {On cover: "P01/72017/00387"},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/5735/}
}