{"id":"nps_chaco_history","URL":"https://www.nps.gov/chcu/learn/upload/Chaco-Brief-History.pdf","type":"report","title":"Chaco Brief History","author":[{"given":"Chaco Culture National Historical Park","family":"National Park Service"}],"year-text":"n.d.","container-title":"nps.gov","catalog-key":"SRC0D9KT25Y7TW6"}