Scope note: This property associates an instance of F5 Item with the unique instance of F24 Publication Expression it carries. Examples: - The British Library’s holding identified by shelfmark ‘DSC 9078.177 vol 19’ (F5) R6 carries The entire content (text, layout, publisher logo, etc.) of the publication entitled ‘Functional Requirements for Bibliographic Records: final report’, issued by publisher named ‘K. G. Saur’ in 1998 (F24)