throw proper error when scannable cite is missing
throw proper error when scannable cite is missing

ZotPlus/zotero-better-bibtex,ZotPlus/zotero-better-bibtex,retorquere/zotero-better-bibtex,retorquere/zotero-better-bibtex,ZotPlus/zotero-better-bibtex,retorquere/zotero-better-bibtex,ZotPlus/zotero-better-bibtex,retorquere/zotero-better-bibtex,retorquere/zotero-better-bibtex,retorquere/zotero-better-bibtex