@book{111722,
	author = {Defez García, Beatriz, and Peris Fajarnés, Guillermo.},
	title = {Methods of the orthographic system of representation /},
	publisher = {Editorial Universitat Politècnica de València,},
	year = {2020.},
	series = {Académica},
	address = {[Valencia] :},
	url = {https://elibro.net/ereader/politecnicointernacional/170289}
}