@book{4581,
	author = {Sadovsky, Patricia},
	title = {Enseñar matemática hoy :},
	publisher = {Libros del zorzal,},
	year = {2005.},
	address = {Buenos Aires :},
	url = {https://drive.google.com/file/d/1bBztGp3MvsRLKcjdtAfj-FH0NtFGGzQP/view?usp=sharing}
}