1.
Fanyi Liu, Lili Dong, Jun Zhou. Investigation Regarding Optimizationand Improvements of Natural Education in Urban Parks in Post-epidemic Era: —Based on the City Parks of Beijing, Chongqing and Lanzhou. DE [Internet]. 2020Nov.30 [cited 2024May1];:246 -29. Available from: http://www.thedesignengineering.com/index.php/DE/article/view/907