@article {h2randfield,
    AUTHOR = {Feischl, Michael and Kuo, Frances Y. and Sloan, Ian H.},
     TITLE = {Fast random field generation with {H}-matrices},
   JOURNAL = {Numer. Math.},
  FJOURNAL = {Numerische Mathematik},
    VOLUME = {140},
      YEAR = {2018},
    NUMBER = {3},
     PAGES = {639--676},
      ISSN = {0029-599X},
   MRCLASS = {62M40 (60H15 65F10)},
  MRNUMBER = {3854356},
       DOI = {10.1007/s00211-018-0974-2},
       URL = {https://doi.org/10.1007/s00211-018-0974-2},
}