@article{2012yoshiopartofspeechtaggerainulanguagebased,
  title = {Part-of-speech tagger for Ainu language based on higher order Hidden Markov Model},
  author = {Ptaszynski Michal and 桃内 佳雄},
  year = {2012},
  language = {ain},
  url = {https://cir.nii.ac.jp/crid/1360565165870919296}
}