%% You should probably cite rfc7405 instead of this I-D. @techreport{kyzivat-case-sensitive-abnf-00, number = {draft-kyzivat-case-sensitive-abnf-00}, type = {Internet-Draft}, institution = {Internet Engineering Task Force}, publisher = {Internet Engineering Task Force}, note = {Work in Progress}, url = {https://datatracker.ietf.org/doc/draft-kyzivat-case-sensitive-abnf/00/}, author = {Paul Kyzivat}, title = {{Case-Sensitive String Support in ABNF}}, pagetotal = 4, year = 2014, month = aug, day = 16, abstract = {This document extends the base definition of ABNF (Augmented Mackus- Naur Form) to include a way to specify ASCII string literals that are matched in a case-sensitive manner.}, }