@misc{500300,
  address      = {Dallas},
  author       = {ISO 639-3 Registration Authority},
  howpublished = {https://iso639-3.sil.org/request/2008-051},
  number       = {2008-051},
  publisher    = {SIL International},
  title        = {Change Request Number 2008-051: adopted merge [hsf], adopted merge [hva], adopted update [hus], adopted update [hus] (2009-01-16)},
  url          = {https://iso639-3.sil.org/sites/iso639-3/files/change_requests/2008/2008-051.pdf},
  year         = {2008},
  hhtype       = {overview},
  lgcode       = {Southeastern Huastec [hsf], Huastec [hus], Huastec [hus], San Luís Potosí Huastec [hva]},
  macro_area   = {North America},
  src          = {iso6393}
}