Spatio-temporal evolution and influencing factors of geopolitical relations among Arctic countries based on news big data

LI Meng, YUAN Wen, YUAN Wu, NIU Fangqu, LI Hanqin, HU Duanmu

地理学报(英文版) . 2022, (10): 2036 -2052 . DOI: 10.1007/s11442-022-2035-0