2019-07-10 [2019-07-23] –通过Twitter. Schaefer, Sandy. DC's Non-DCEU Movie Label May Be Called DC Dark or DCBlack. Screen Rant. 2018-06-13 [2019-04-01]. (原始内容存档于2019-04-01)
MarketWatch. [2022-06-13]. (原始内容存档于2022-06-17) (美国英语). FDA orders 'black box' label on some antibiotics. CNN. [2022-06-13]. (原始内容存档于2021-04-13). Research
2019-07-10 [2019-07-23] –通过Twitter. Schaefer, Sandy. DC's Non-DCEU Movie Label May Be Called DC Dark or DCBlack. Screen Rant. 2018-06-13 [2019-04-01]. (原始内容存档于2019-04-01)