@book{91686,
	author = {Alonso, Sonia. and Volkens, Andrea,},
	title = {Content-analyzing political texts :},
	publisher = {Centro de Investigaciones Sociológicas,},
	year = {2012.},
	series = {Cuadernos metodológicos ;},
	address = {Madrid :},
	url = {https://elibro.net/ereader/politecnicointernacional/52053}
}