How to: Date & Time
- [ISO 8601](https://ko.wikipedia.org/wiki/ISO_8601)
- [What's the difference between ISO 8601 and RFC 3339 Date Formats?](https://stackoverflow.com/questions/522251/whats-the-difference-between-iso-8601-and-rfc-3339-date-formats)
- [Date는 어떻게 주고 받는게 바람직할까요?](https://blog.hoseung.me/2023-03-23-how-to-transfer-date/)
- [협정 세계시(UTC)](https://ko.wikipedia.org/wiki/%ED%98%91%EC%A0%95_%EC%84%B8%EA%B3%84%EC%8B%9C)
- [유닉스 시간](https://ko.wikipedia.org/wiki/%EC%9C%A0%EB%8B%89%EC%8A%A4_%EC%8B%9C%EA%B0%84)
- [List of tz database time zones](https://en.wikipedia.org/wiki/List_of_tz_database_time_zones)
- [DateTimeFormat(Joda-Time)](https://www.joda.org/joda-time/apidocs/org/joda/time/format/DateTimeFormat.html)
- [Deep Dive into DateTime](https://kciter.so/posts/deep-dive-into-datetime)
- [The 2038 Problem](https://www.codereliant.io/the-2038-problem/)