The properties and polarization of the H2O and CH3OH maser environment of NGC 7538-IRS 1G. Surcis, W. H. T. Vlemmings, R. M. Torres, H. J. van Langevelde and B. Hutawarakorn KramerA&A, 533 (2011) A47DOI: https://doi.org/10.1051/0004-6361/201117108