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Fil: Callon, Michel. École des Mines de Paris; Francia. Este artículo analiza los modos en los que se establece un problema de investigación. Lejos de la división entre lo social y lo cognitivo, este trabajo apunta a...

Much effort has been expended in the aerospace industry in order to achieve the highest quality standards required for nowadays technical and environmental necessities. This involves the increase of specific power and ov...

Bioethanol is one of the most important renewable fuels and it is classified into four different generations (G) based on the feedstocks used for their production: edible food crops such as rice, corn, sugarcane, wheat, ...