{"class":"Bitstream","uri":"https://www.ideals.illinois.edu/items/136887/bitstreams/447118.json","object_uri":"https://www.ideals.illinois.edu/items/136887/bitstreams/447118/object","id":447118,"length":3737337,"media_type":"application/pdf","filename":"ZHANG-DISSERTATION-2025.pdf","original_filename":"ZHANG-DISSERTATION-2025.pdf","bundle_position":null,"primary":true,"description":null,"created_at":"2025-10-25T19:10:00.401Z","updated_at":"2025-10-25T20:17:12.051Z","bundle":"Content","item":{"id":136887,"uri":"https://www.ideals.illinois.edu/items/136887"}}