SHIFT OF THE ANGULAR SPEED OF COLLECTIVIZATION OF VORTEX OSCILLATIONS IN ROTATING HELIUM II UNDER HIGH PRESSURE Z. Sh. Nadirashvili et J. S. TsakadzeJ. Phys. Colloques, 39 C6 (1978) C6-182-C6-183DOI: https://doi.org/10.1051/jphyscol:1978681