@inproceedings{CTT100774263,
  author = {Kwonhyuk Baik and Naoya Minagawa and Hidetoshi NAKANISHI and Takeshi Yokoi and Sookyung Choi and Takamasa Mikami},
  title = {Study on hardness of judo floor regarding safety and playability},
  booktitle = {Proceedings of the 12th International Symposium on Architectural Interchanges in Asia},
  year = 2018,
}