[1] RFC 8144 - Use of the Prefer Header Field in Web Distributed Authoring and Versioning (WebDAV) () <https://tools.ietf.org/html/rfc8144#section-2.1>
[2] RFC 3253 - Versioning Extensions to WebDAV (Web Distributed Authoring and Versioning) () <https://tools.ietf.org/html/rfc3253#section-2.2.3>
[3] RFC 3253 - Versioning Extensions to WebDAV (Web Distributed Authoring and Versioning) () <https://tools.ietf.org/html/rfc3253#section-3.6>
[4] RFC 3744 - Web Distributed Authoring and Versioning (WebDAV) Access Control Protocol () <https://tools.ietf.org/html/rfc3744#section-9.1>
[5] RFC 4791 - Calendaring Extensions to WebDAV (CalDAV) () <https://tools.ietf.org/html/rfc4791#section-7.1>