@book{6853,
	author = {AMETIC},
	title = {¿Qué es Blockchain?},
	publisher = {AMETIC, },
	year = {Noviembre 2021},
	address = {[Madrid] :},
	url = {https://ametic.es/sites/default/files//position_paper_blockchain_0.pdf},
	Remainder of title = {: position paper}
}