Photodegradation of soluble and emulsive cutting fluids using Ti 'O IND.2' as catalyst - Araujo, Adriana Barbosa; Amarante Junior, Ozelito Possidônio de; Vieira, Eny Maria; Valente, José P S; Padilha, Pedro M; Florentino, Ariovaldo de Oliveira (Journal of the Brazilian Chemical Society, 2006)