1
“... the Chemistry Faculty of Engineering of Mines and Petroleum of the Central University of Ecuador, entity...”
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2
por P?ez Burbano, Javier Enrique
Publicado 2016
“... in Ecuador, which normalizes maximum permissible limits of ambient noise levels for stationary sources...”Publicado 2016
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3
por Campa?a Mero, Luis Alberto
Publicado 2016
“... for the environment and the human being.
In Ecuador they are regulated through the Art.3 of the Law No 73...”Publicado 2016
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