%0 Conference Article %T Radial profiles of systematic velocities in massive protostellar cores %A Pirogov, L.. %A Zemlyanukha, P.. %K stars: formation, dense cores; methods: laboratory: molecular, modelling %J Modern astronomy: from the Early Universe to exoplanets and black holes %D 2024 %P 5 %I Special Astrophysical Observatory of the Russian Academy of Sciences