[1] [CITE@ja-JP[斯くして我が日本民族は世界を統一する : 国体明徴を期して]], [[井頭利栄]], [TIME[昭和10][1935]], [TIME[2024-02-01T05:12:54.000Z]], [TIME[2024-02-19T04:42:55.047Z]] <https://dl.ndl.go.jp/pid/1097842/1/5> (要登録)

[2] [[天靖]],
[[明応]]

- [7] 
[CITE@ja-JP[測候時報 34(11)]], [[気象庁]], [TIME[1968-02]], [TIME[2024-02-01T05:12:54.000Z]], [TIME[2024-02-19T04:56:26.119Z]] <https://dl.ndl.go.jp/pid/3483680/1/20> (要登録)
左
-
[3] [CITE@ja[地質ニュース - 91_04_02.pdf]], [TIME[2017-07-24T07:38:48.000Z]], [TIME[2024-02-19T04:45:48.670Z]] <https://www.gsj.jp/data/chishitsunews/91_04_02.pdf#page=3>

[8] 
[CITE@ja-JP[天川村史]], [[天川村]], [TIME[1981.11][1981]], [TIME[2024-02-01T05:12:54.000Z]], [TIME[2024-02-19T04:58:45.590Z]] <https://dl.ndl.go.jp/pid/9574890/1/540> (要登録)

- [5] [CITE@ja-JP[大和天河朝廷の研究]], [[井頭利栄]], [TIME[昭12][1937]], [TIME[2024-02-01T05:12:54.000Z]], [TIME[2024-02-19T04:49:18.147Z]] <https://dl.ndl.go.jp/pid/1223133/1/10> (要登録)
- [6] [CITE@ja-JP[大和天河朝廷の研究]], [[井頭利榮]], [TIME[1937]], [TIME[2024-02-01T05:12:54.000Z]], [TIME[2024-02-19T04:49:31.212Z]] <https://dl.ndl.go.jp/pid/10298871/1/22> (要登録)



-*-*-

[4] 
[CITE[研究問答34]], [TIME[2018-04-14T11:24:22.000Z]], [TIME[2024-02-19T04:46:55.896Z]] <http://waza-sophia.la.coocan.jp/monndou34.htm>

井頭家文書