@book{1993,
	author = {Instituto Uruguayo de Normas Técnicas},
	title = {Paints and vernishes -Corrosion protection of steel structures by protective paint systems : Part 2 Classification of environments :},
	publisher = {Instituto Uruguayo de Normas Técnicas,},
	year = {2017},
	address = {Montevideo :},
	edition = {2a. ed}
}