@inproceedings{inproceedings4721102e, title = {A new approach to derive ['alfa'/Fe] for integrated stellar populations}, author = {Cervantes, J.L and Barbuy, Beatriz Leonor Silveira and Coelho, P and Vazdekis, A}, year = {2007}, publisher = {Cambridge University Press}, booktitle = {Symposium of the International Astronomical Union} }