>>==== MODE ====>> citation <<==== MODE ====<< >>==== RESULT ====>> Book With Opus, op. 100 Book With Sub Verbo, 200 <<==== RESULT ====<< >>==== CITATION-ITEMS ====>> [ [ { "id": "ITEM-1", "label": "opus", "locator": "100" } ], [ { "id": "ITEM-2", "label": "sub verbo", "locator": "200" } ] ] <<==== CITATION-ITEMS ====<< >>==== CSL ====>> <<==== CSL ====<< >>==== INPUT ====>> [ { "id": "ITEM-1", "title": "Book With Opus", "type": "book" }, { "id": "ITEM-2", "title": "Book With Sub Verbo", "type": "book" } ] <<==== INPUT ====<< >>===== VERSION =====>> 1.0 <<===== VERSION =====<<