@misc{500686,
  address      = {Dallas},
  author       = {ISO 639-3 Registration Authority},
  howpublished = {https://iso639-3.sil.org/request/2011-164},
  number       = {2011-164},
  publisher    = {SIL International},
  title        = {Change Request Number 2011-164: adopted retire [pgy] (2012-02-03)},
  url          = {https://iso639-3.sil.org/sites/iso639-3/files/change_requests/2011/2011-164.pdf},
  year         = {2011},
  hhtype       = {overview},
  lgcode       = {Pongyong [pgy]},
  macro_area   = {Eurasia},
  src          = {iso6393}
}