An operation of describing a document link for linking a first document of a link source and a second document of a linking destination. An abstract link is described in the first document of the link source, and the abstract link describes a link establishing condition for determining the document link...http://www.google.com.au/patents/US7058883?utm_source=gb-gplus-sharePatent US7058883 - Document link description/generation method, apparatus and computer program product
