@article{2006kkondrackathetonkorioftheainupeopleinjapanstructure,
  title = {THE TONKORI OF THE AINU PEOPLE IN JAPAN. STRUCTURE, FUNCTIONS AND MUSICAL REPERTORY},
  author = {K. Kondracka},
  year = {2006},
  url = {http://yadda.icm.edu.pl/yadda/element/bwmeta1.element.3c6b9850-7806-31db-8164-71bb0f799826}
}