[BCP182]   Best Current Practice 182,
              <https://www.rfc-editor.org/info/bcp182>.
              At the time of writing, this BCP comprises the following:

              Gagliano, R., Kent, S., and S. Turner, "Algorithm Agility
              Procedure for the Resource Public Key Infrastructure
              (RPKI)", BCP 182, RFC 6916, DOI 10.17487/RFC6916, April
              2013, <https://www.rfc-editor.org/info/rfc6916>.