>>==== MODE ====>> citation <<==== MODE ====<< >>==== RESULT ====>> (van One, van Two) (van Three, Van Four) <<==== RESULT ====<< >>==== CITATION-ITEMS ====>> [ [ { "id": "ITEM-1" } ], [ { "id": "ITEM-2" } ] ] <<==== CITATION-ITEMS ====<< >>==== CSL ====>> <<==== CSL ====<< >>==== INPUT ====>> [ { "author": [ { "family": "van One", "given": "Onename" }, { "family": "van Two", "given": "Twoname" } ], "id": "ITEM-1", "type": "book" }, { "author": [ { "family": "van Three", "given": "Threename" }, { "family": "Van Four", "given": "Fourname" } ], "id": "ITEM-2", "type": "book" } ] <<==== INPUT ====<< >>===== VERSION =====>> 1.0 <<===== VERSION =====<<