%% You should probably cite rfc6430 instead of this I-D. @techreport{ietf-marf-not-spam-feedback-03, number = {draft-ietf-marf-not-spam-feedback-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-marf-not-spam-feedback/03/}, author = {Barry Leiba and Kepeng Li}, title = {{Email Feedback Report Type Value: not-spam}}, pagetotal = 7, year = 2011, month = sep, day = 22, abstract = {This document defines a new Abuse Reporting Format (ARF) feedback report type value: "not-spam". It can be used to report an email message that was mistakenly marked as spam. {[}STANDARDS-TRACK{]}}, }