@book{76020,
	author = {Harmsen, Teodoro E.},
	title = {Diseño de estructuras de concreto armado (5a ed.)},
	publisher = {Pontificia Universidad Católica de Perú, },
	year = {2017},
	address = {[Lima, Peru] :},
	url = {https://public.digitaliapublishing.com/a/51234}
}