Evolutions and driving mechanisms of urban blue-green spaces in northeast China: a case study with the urban central district of Harbin City
SONG Shuang, SHI Mengxi, HU Shanshan, WANG Shaohan, XU Dawei
JOURNAL OF NANJING FORESTRY UNIVERSITY . 2022, (4): 221 -229 .  DOI: 10.12302/j.issn.1000-2006.202105021