Spatio-temporal patterns of geo-economics of the countries in the Indian Ocean Region: Based on merchandise trade volume data from 1992 to 2017
YUAN Lihua, CHEN Xiaoqiang, SONG Changqing, CHENG Changxiu, SHEN Shi
Acta Geographica Sinica . 2021, (4): 955 -972 .  DOI: 10.11821/dlxb202104012