[1] [CITE@ja[構造化ログのフォーマット logfmt vs JSON lines - methaneのブログ]], [TIME[2024-03-06T03:56:01.000Z]] <https://methane.hatenablog.jp/entry/2024/03/04/%E6%A7%8B%E9%80%A0%E5%8C%96%E3%83%AD%E3%82%B0%E3%81%AE%E3%83%95%E3%82%A9%E3%83%BC%E3%83%9E%E3%83%83%E3%83%88_logfmt_vs_JSON_lines>

[2] 
[CITE@en[logfmt]], [TIME[2024-03-05T21:45:16.000Z]], [TIME[2024-03-06T03:57:20.860Z]] <https://brandur.org/logfmt>

[3] 
[CITE@en[Logging best practices | Documentation | Splunk Developer Program]], [TIME[2024-03-04T10:55:25.000Z]], [TIME[2024-03-06T03:58:17.089Z]] <https://dev.splunk.com/enterprise/docs/developapps/addsupport/logging/loggingbestpractices/>

[4] 
[CITE@en[LogfmtRenderer has a bug with escaped double quotes · Issue #511 · hynek/structlog · GitHub]], [TIME[2024-03-06T03:58:31.000Z]] <https://github.com/hynek/structlog/issues/511>