Percorrer por autor "Marques, L."
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- Production of bioethanol from sweet potato, agro industrial wastesPublication . Raposo, Sara; Marques, L.; Sousa, Catarina; Duarte, C.; Lima-Costa, Maria EmíliaOne fraction of the existent petroleum is not extractable or the difficulties associated to extraction are very expensive making them unviable. This situation leads to a decrease in petroleum stocks all over the world and a resulting increment on its price, affecting in particular the transportation sector, since there is no relevant alternative to fossil petroleum.