1. Harbin Municipal People's Government. Harbin City Regulations on Preventing the Harm of Second-hand Tobacco Smoke. In Chinese. Harbin Municipal People's Government; 2011. Accessed May 6, 2021. http://www.harbin.gov.cn/art/2011/9/5/art_222_180.html
2. Yang J. Research Report on the Enforcement of Tobacco Control in Chinese Cities. Book in Chinese. China Democracy Legal System Press; 2015.
3. World Health Organization - Regional Office for the Western Pacific. Making your city smoke free: workshop guide. World Health Organization - Regional Office for the Western Pacific; 2013. Accessed November 10, 2021. https://iris.wpro.who.int/bitstream/handle/10665.1/7825/9789290616115_eng.pdf