@techreport{IETFRFC7232,
title={Hypertext Transfer Protocol (HTTP/1.1): Conditional Requests},
author={R. Fielding and J. Reschke},
url={https://www.rfc-editor.org/info/rfc7232},
urldate={2024-09-23},
DOI={10.17487/RFC7232},
year={2014},
month={06},
number={7232},
ISSN={2070-1721},
abstract={The Hypertext Transfer Protocol (HTTP) is a stateless application-level protocol for distributed, collaborative, hypertext information systems.  This document defines HTTP/1.1 conditional requests, including metadata header fields for indicating state changes, request header fields for making preconditions on such state, and rules for constructing the responses to a conditional request when one or more preconditions evaluate to false.},
}