@article{EckerRezzolla2022,
  author    = {Christian Ecker and Luciano Rezzolla},
  title     = {A general, scale-independent description of the sound speed in neutron stars},
  journal   = {The astrophysical journal letters},
  volume    = {939},
  number    = {2, L35},
  doi       = {10.3847/2041-8213/ac8674},
  year      = {2022},
}