@article{partofspeechtaggerforainulanguagebasedonhigher,
  title = {Part-of-speech tagger for Ainu language based on higher order Hidden Markov Model},
  author = {Michal Ptaszynski, Yoshio Momouchi},
  year = {2012},
  journal = {Expert Systems with Applications},
  language = {ain},
  url = {https://doi.org/10.1016/j.eswa.2012.04.031}
}