[1] draft-dusseault-httpmail-00 - HTTP Access to Email Stores ( ( 版)) <http://tools.ietf.org/html/draft-dusseault-httpmail-00#section-3.2.4>
[2] <link rel="service" /> Link service about | HTML: Structural Layer ( ( 版)) <http://dev.bowdenweb.com/html/e/link/link-rel-service-element.html>
[3] service link rel registration ( ( 版)) <http://www.imc.org/atom-syntax/mail-archive/msg20551.html>
[4] RFC 5988 - Web Linking ( ( 版)) <http://tools.ietf.org/html/rfc5988#page-15>
[5] OpenService Extensions · Microformats Wiki ( 版) <http://microformats.org/wiki/OpenService_Extensions>
<head profile="http://www.microsoft.com/schemas/openservicedescription/1.0">
<!--- ... --->
<link rel="service"
type="application/openservicedescription+xml"
href="http://example.com/service1.xml"
title="Service 1" />
<link rel="service"
type="application/opensearchdescription+xml"
href="http://example.com/service2.xml"
title="Service 2" />