>>==== MODE ====>> citation <<==== MODE ====<< >>==== RESULT ====>> My Long Title 1 has title-short My Long Title 2 does not have title-short does not have title-short <<==== RESULT ====<< >>==== CITATION-ITEMS ====>> [ [ { "id": "ITEM-1" } ], [ { "id": "ITEM-2" } ], [ { "id": "ITEM-3" } ] ] <<==== CITATION-ITEMS ====<< >>==== CSL ====>> <<==== CSL ====<< >>==== INPUT ====>> [ { "id": "ITEM-1", "title": "My Long Title 1", "title-short": "My Short Title", "type": "book" }, { "id": "ITEM-2", "title": "My Long Title 2", "type": "book" }, { "id": "ITEM-3", "type": "book" } ] <<==== INPUT ====<< >>===== VERSION =====>> 1.0 <<===== VERSION =====<<