[2] 爻 - Wikipedia, 2020-10-03T08:00:04.000Z, 2020-10-18T03:52:23.884Z https://ja.wikipedia.org/wiki/%E7%88%BB

[3] 四象 (易) - Wikipedia, 2020-10-04T02:39:13.000Z, 2020-10-18T03:52:47.303Z https://ja.wikipedia.org/wiki/%E5%9B%9B%E8%B1%A1_(%E6%98%93)

[4] 八卦 - Wikipedia, 2020-10-03T22:01:58.000Z, 2020-10-18T03:53:05.436Z https://ja.wikipedia.org/wiki/%E5%85%AB%E5%8D%A6

[1] 六十四卦 - Wikipedia (2020-10-03T20:21:21.000Z, 2020-10-18T03:52:09.489Z) https://ja.wikipedia.org/wiki/%E5%85%AD%E5%8D%81%E5%9B%9B%E5%8D%A6

[5] 希顶语

[6] 24059-eaw-yijing-symbols.pdf, 2024-03-08T21:27:17.000Z, 2024-03-14T03:05:40.746Z https://www.unicode.org/L2/L2024/24059-eaw-yijing-symbols.pdf