Long-term general relativistic magnetohydrodynamics simulations of magnetic field in isolated neutron stars Sur, Ankan and Cook, William and Radice, David and Haskell, Brynmor and Bernuzzi, Sebastiano Mon. Not. Roy. Astron. Soc., 511, 3983--3993 (2022) DOI:10.1093/mnras/stac353 arXiv:2108.11858