@inproceedings{CTT100842385,
  author = {徳竹 圭太郎 and 小尻 智子 and 室田 真男},
  title = {状態変化を用いた社会的事象の因果関係の理解の変容},
  booktitle = {日本教育工学会2020年春季全国大会講演論文集},
  year = 2020,
}

@inproceedings{CTT100813137,
  author = {Keitaro Tokutake and Tomoko Kojiri and Daichi Uratsuji and Masao Murota},
  title = {Transformational Understanding of Causal Relation of Historical Events in Historical Learning Based on State Transition},
  booktitle = {},
  year = 2018,
}