@phdthesis{1968simeongeorgejohnthephonemicsandmorphologyofhokkaidoainu,
  title = {The phonemics and morphology of Hokkaido Ainu},
  author = {Simeon, George John},
  year = {1968},
  language = {ain},
  url = {https://glottolog.org/resource/reference/id/472448}
}