%% You should probably cite rfc2533 instead of this I-D. @techreport{ietf-conneg-feature-syntax-04, number = {draft-ietf-conneg-feature-syntax-04}, 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-conneg-feature-syntax/04/}, author = {Graham Klyne}, title = {{A Syntax for Describing Media Feature Sets}}, pagetotal = 37, year = 1998, month = dec, day = 16, abstract = {This document introduces and describes a syntax that can be used to define feature sets which are formed from combinations and relations involving individual media features. {[}STANDARDS-TRACK{]}}, }