[1] [CITE[20151129 Time over HTTPS specification — PHKs Bikeshed]]
([TIME[2019-09-01 17:24:12 +09:00]])
<http://phk.freebsd.dk/time/20151129/>

[2] [CITE[20151212 Reference implementation “Time over HTTPS” — PHKs Bikeshed]]
([TIME[2019-09-01 17:24:12 +09:00]])
<http://phk.freebsd.dk/time/20151212/>



[3] [CITE@en-us[サーバーの時刻を伝える time wellknown uri を実装してみた]]
([[Shogo Ichinose]]著, [TIME[2019-08-21 19:53:53 +09:00]])
<https://shogo82148.github.io/blog/2019/05/27/time-over-https/>

[4] [CITE@en[shogo82148/go-webntp: ntp service via WebSocket]]
([TIME[2019-09-10 14:56:39 +09:00]])
<https://github.com/shogo82148/go-webntp>