1. AAQS, 2022. ambient air quality standards. 〈http://www.cnemc.cn/jcgf/dqhj/201711/W020181008687883046768.pdf〉. Accessed March 21, 2022.
2. Assessment of hospitalizations from asthma, chronic obstructive pulmonary disease and acute bronchitis in relation to air pollution in İstanbul, Turkey;Çapraz;Sust Cities Soc,2021
3. CEMC ,2022. China Environmental Monitoring Station. 〈http://www.cnemc.cn/〉. Accessed March 21, 2022.
4. Influence of COVID-19 Event on Air Quality and their Association in Mainland China;Chen;Aerosol Air Qual Res,2020
5. Dalian, 2022. Dalian. 〈https://en.wikipedia.org/wiki/Dalian〉. Accessed March 21, 2022.