Different evolutionary stages in massive star formation - Centimeter continuum and H2O maser emission with ATCAÁ. Sánchez-Monge, M. T. Beltrán, R. Cesaroni, F. Fontani, J. Brand, S. Molinari, L. Testi and M. BurtonA&A, 550 (2013) A21DOI: https://doi.org/10.1051/0004-6361/201219890