@book{50,
	author = {Rijs, Jacob van,},
	title = {Boom Boom Madrid:},
	publisher = {UrbanNext,},
	year = {October 16, 2015.},
	note = {Concept, High Density, Jacob van Rijs, Middle Density, Politics and economics, Verb Crisis},
	url = {https://urbannext.ovh/boom-boom-madrid-disappearance-of-the-social/}
}