@inproceedings{inproceedings19b4b80d, title = {Aspectos relativos ao aumento da vida util de matrizes para extrusao de ligas de aluminio}, author = {Brandao, P S B and Toro, N L and Santaella, C K and Plaut, Ronald Lesley}, year = {1987}, publisher = {Abm}, booktitle = {Congresso Anual da Abm} }