[3] とほほのWWW入門, 2024-08-30T14:33:08.000Z, 2000-08-16T18:51:06.813Z https://web.archive.org/web/20000816185105/http://wakusei.cplaza.ne.jp/twn/

[4] とほほのWWW入門, 2024-08-30T14:32:26.000Z, 2001-05-08T04:59:40.415Z https://web.archive.org/web/20010508045909/http://tohoho.wakusei.ne.jp/

[5] HTMLリファレンス, 2024-08-30T14:31:56.000Z, 2004-12-11T22:41:32.492Z https://web.archive.org/web/20041211224044/http://www.tohoho-web.com/html/index.htm

[6] とほほのHTML入門 - とほほのWWW入門, 2024-08-07T15:45:50.000Z, 2024-08-30T14:32:14.357Z https://www.tohoho-web.com/html/

• [1] 【WWW】 不思議マーク付けの総本山。
• [2] 前世紀の遺物。