%% You should probably cite rfc8201 instead of this I-D. @techreport{ietf-6man-rfc1981bis-07, number = {draft-ietf-6man-rfc1981bis-07}, 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-6man-rfc1981bis/07/}, author = {Jack McCann \textless{}\textgreater{} and Stephen E. Deering \textless{}\textgreater{} and Jeffrey Mogul \textless{}\textgreater{} and Bob Hinden}, title = {{Path MTU Discovery for IP version 6}}, pagetotal = 21, year = , month = , day = , abstract = {This document describes Path MTU Discovery for IP version 6. It is largely derived from RFC 1191, which describes Path MTU Discovery for IP version 4. It obsoletes RFC1981.}, }