The locate menu 
is on the top of the right pane of the Zotero library. It allows locating an attached file of an item or searching for it in an online database like Google Scholar or Crossref. The Library Lookup option allows searching for a physical or online document directly in an online library catalogue. To add the link to the Graduate Institute Swisscovery catalogue, go to the Preferences menu, Advanced tab, General tab, and select the Geneva Graduate Institute in the OpenURL window :
