Ma S, Cao K, Li S, Luo Y, Wang K, Liu W, & Sun G. (2022). Examining the Human Activity-Intensity Change at Different Stages of the COVID-19 Pandemic across Chinese Working, Residential and Entertainment Areas. International Journal of Environmental Research and Public Health, 20(1). https://doi.org/10.3390 jerph20010390

MA S, CAO K, LI S, LUO Y, WANG K, LIU W und SUN G, 2022. Examining the Human Activity-Intensity Change at Different Stages of the COVID-19 Pandemic across Chinese Working, Residential and Entertainment Areas. International journal of environmental research and public health. 26 Dezember 2022. Vol. 20, no. 1, . DOI 10.3390 jerph20010390.

Ma S, Cao K, Li S, Luo Y, Wang K, Liu W, und Sun G. „Examining the Human Activity-Intensity Change at Different Stages of the COVID-19 Pandemic across Chinese Working, Residential and Entertainment Areas.“. International Journal of Environmental Research and Public Health, Bd. 20, Nr. 1, Dezember 2022, https://doi.org/10.3390 jerph20010390.

Ma S/Cao K/Li S/Luo Y/Wang K/Liu W u. a.: Examining the Human Activity-Intensity Change at Different Stages of the COVID-19 Pandemic across Chinese Working, Residential and Entertainment Areas., International journal of environmental research and public health 2022,

Ma S, Cao K, Li S, Luo Y, Wang K, Liu W und Sun G. (2022), „Examining the Human Activity-Intensity Change at Different Stages of the COVID-19 Pandemic across Chinese Working, Residential and Entertainment Areas.“, International Journal of Environmental Research and Public Health, Vol. 20 No. 1, verfügbar unter:https://doi.org/10.3390 jerph20010390.