@article{article7ebcb7a4, title = {Age and metallicity distribution of the galactic bulge from extensive optical and near-IR stellar photometry}, author = {Zoccali, M and Renzini, A and Ortolani, S and Greggio, L and Saviane, I and Cassisi, S and Rejkuba, M and Barbuy, Beatriz Leonor Silveira and Rich, R.M and Bica, E}, year = {2003}, doi = {10.1051/0004-6361:20021604}, journal = {Astronomy and Astrophysics} }