def view_issue_on_site(self, obj):
        """ Display the link leading to the issue on website """
        url = reverse(
            "public:journal:issue_detail",
            kwargs={
                "journal_code": obj.journal.code,
                "issue_slug": obj.volume_slug,
                "localidentifier": obj.localidentifier,
            },
        )
        if not obj.is_published and obj.journal.collection.is_main_collection:
            url = "{url}?ticket={ticket}".format(url=url, ticket=obj.prepublication_ticket)
        return format_html("<a href={}>{}</a>", url, _("Voir sur le site"))