J. Wilks, Properties of Liquid and Solid Helium (Monographs on Physics), Oxford University Press (1967)

H. R. Glyde, Excitations in Liquid and Solid Helium, Oxford Series on Neutron Scattering in Condensed Matter (Clarendon, Oxford, 1994).

Dispersion relation of Landau elementary excitations and thermodynamic properties of superfluid 4He. H. Godfrin, K. Beauvois, A. Sultan, E. Krotscheck, J. Dawidowski, B. Fak, J. Ollivier, Phys. Rev. B 103, 104516 (2021). [https://doi.org/10.1103/PhysRevB.103.104516]] arXiv:https://arxiv.org/abs/2012.09067. See Supplemental Material at http://link.aps.org/supplemental/10.1103/PhysRevB.103.104516 for detailed data tables.

The Observed Properties of Liquid Helium at the Saturated Vapor Pressure. R. J. Donnelly and C. F. Barenghi, Journal of Physical and Chemical Reference Data 27, 1217 (1998) https://doi.org/10.1063/1.556028

The calculated thermodynamic properties of superfluid helium‐4, J. S. Brooks and R. J. Donnelly, Journal of Physical and Chemical Reference Data 6, 51 (1977) https://doi.org/10.1063/1.555549

Molar volume of pure liquid 4He: dependence on temperature (50–1000 mK) and pressure (0–1.57 MPa), E. Tanaka, K. Hatakeyama, S. Noma, and T. Satoh, Cryogenics 40, 365 (2000). https://doi.org/10.1016/S0011-2275(00)00052-7.

Dispersion relation of Landau elementary excitations and thermodynamic properties of superfluid 4He. H. Godfrin, K. Beauvois, A. Sultan, E. Krotscheck, J. Dawidowski, B. Fak, J. Ollivier, Phys. Rev. B 103, 104516 (2021). https://doi.org/10.1103/PhysRevB.103.104516 arXiv:https://arxiv.org/abs/2012.09067. See SupplementalMaterial at http://link.aps.org/supplemental/10.1103/PhysRevB.103.104516 for detailed data tables.

Microscopic dynamics of superfluid He4: A comprehensive study by inelastic neutron scattering. K. Beauvois, J. Dawidowski, B. Fåk, H. Godfrin, E. Krotscheck, J. Ollivier, A. Sultan, Phys. Rev. B 97, 184520 (2018). https://doi.org/10.1103/PhysRevB.97.184520 arXiv:https://arxiv.org/abs/1802.08120

H. R. Glyde, Rep. Prog. Phys. 81, 014501 (2017) https://doi.org/10.1088/1361-6633/aa7f90

4He calculator by Ben Gooding, George Stagg, Carlo F. Barenghi, Yuri Sergeev, August 2018 http://www.mas.ncl.ac.uk/helium/

Dispersion relation P=0 Link to Table

Dispersion relation different pressures Link to Table

Specific heat and Entropy Link to Table

Excitations number density Link to Table

Normal Fluid density Normal density Table