>>===== MODE =====>> citation <<===== MODE =====<< >>===== CITATION-ITEMS =====>> [ [ { "id": "ITEM-1" } ], [ { "id": "ITEM-2" } ] ] <<===== CITATION-ITEMS =====<< >>===== RESULT =====>> (Asthma 1990a) (Asthma 1990b) <<===== RESULT =====<< >>===== CSL =====>> <<===== CSL =====<< >>===== INPUT =====>> [ { "author": [ { "family": "Asthma", "given": "Albert" } ], "id": "ITEM-1", "issued": { "date-parts": [ [ "1990" ] ] }, "title": "Book A", "type": "book" }, { "editor": [ { "family": "Asthma", "given": "Albert" } ], "id": "ITEM-2", "issued": { "date-parts": [ [ "1990" ] ] }, "title": "Book B", "type": "book" } ] <<===== INPUT =====<< >>===== VERSION =====>> 1.0 <<===== VERSION =====<<