1. 1) Shizuo Ban : Study on statics for structures of temple and shrine Part-1, Transactions of the Institute of Japanese Architects, No. 21, pp. 252-258, 1941 (in Japanese) 坂静雄 : 社寺骨組の力学的研究（第1部 柱の安定復原力）, 建築學會論文集, No. 21, pp. 252-258, 1941
2. 2) Naohito Kawai : A series of experiments on restoring force produced by rocking of wooden column, Summaries of Technical Papers of Annual Meeting, Architectural Institute of Japan, Structures-II, pp. 91-92, 1991.7 (in Japanese) 河合直人 : 古代木造建築の柱傾斜復元力に関する模型実験, 日本建築学会大会学術講演梗概集, 構造II, pp. 91-92, 1991.7
3. 3) Naohito Kawai : Full-scale tests on restoring force of traditional wooden buildings produced by rocking of column and bearing wall, Summaries of Technical Papers of Annual Meeting, Architectural Institute of Japan, Structures-II, pp. 1021-1022, 1993.7 (in Japanese) 河合直人 : 古代木造建築の柱傾斜復元力と耐力壁の効果に関する実大実験, 日本建築学会大会学術講演梗概集, 構造II, pp. 1021-1022, 1993.7
4. 4) Naohito Kawai : Column rocking resistance in Japanese traditional timber buildings, Proceedings of the international wood engineering conference, Volume 1, pp. 183-190, 1996.10
5. 5) Naohito Kawai : Static loading test on column rocking resistance using scale models, Summaries of Technical Papers of Annual Meeting, Architectural Institute of Japan, Structures-III, pp. 529-530, 2017.7 (in Japanese) 河合直人 : 縮小模型による柱傾斜復元力に関する静加力実験 柱断面が正方形の場合, 日本建築学会大会学術講演梗概集, 構造III, pp. 529-530, 2017.7