Fragmentation and disk formation in high-mass star formation: The ALMA view of G351.77-0.54 at 0.06′′ resolutionH. Beuther, A. J. Walsh, K. G. Johnston, Th. Henning, R. Kuiper, S. N. Longmore and C. M. WalmsleyA&A, 603 (2017) A10DOI: https://doi.org/10.1051/0004-6361/201630126