Multiplicity and disks within the high-mass core NGC 7538IRS1 - Resolving cm line and continuum emission at ~0.06″ × 0.05″ resolutionH. Beuther, H. Linz, Th. Henning, S. Feng and R. TeagueA&A, 605 (2017) A61DOI: https://doi.org/10.1051/0004-6361/201730575