[BCP95]    Best Current Practice 95,
              <https://www.rfc-editor.org/info/bcp95>.
              At the time of writing, this BCP comprises the following:

              Alvestrand, H., "A Mission Statement for the IETF",
              BCP 95, RFC 3935, DOI 10.17487/RFC3935, October 2004,
              <https://www.rfc-editor.org/info/rfc3935>.