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

Journal of Geographical Sciences . 2022, (10): 2036 -2052 . DOI: 10.1007/s11442-022-2035-0