http://www.rfc-editor.org/rfc/rfc6861.txt
RFC 6861: The "create-form" and "edit-form" Link Relations, I. Dzmanashvili2013-01-01T23:00:00-00:00RFC 5988 standardized a means of indicating the relationships between resources on the Web. This specification defines link relation types that may be used to express the relationships between a resource and an input form for constructing data submissions. This document is not an Internet Standards Track specification; it is published for informational purposes.