%% You should probably cite rfc5877 instead of this I-D. @techreport{ietf-pkix-attr-cert-mime-type-03, number = {draft-ietf-pkix-attr-cert-mime-type-03}, type = {Internet-Draft}, institution = {Internet Engineering Task Force}, publisher = {Internet Engineering Task Force}, note = {Work in Progress}, url = {https://datatracker.ietf.org/doc/draft-ietf-pkix-attr-cert-mime-type/03/}, author = {Russ Housley}, title = {{The application/pkix-attr-cert Media Type for Attribute Certificates}}, pagetotal = 4, year = 2010, month = feb, day = 22, abstract = {This document specifies a MIME media type used to carry a single attribute certificate as defined in RFC 5755. This document is not an Internet Standards Track specification; it is published for informational purposes.}, }