新冠疫情与俄乌冲突背景下世界玉米海运格局变化研究
赵鹏军, 尹昭有, 张梦竹, 牛樱楠, 何张源
Changes in World Corn Shipping Pattern under the Background of COVID-19 Pandemic and Russia-Ukraine Conflict
ZHAO Pengjun, YIN Zhaoyou, ZHANG Mengzhu, NIU Yingnan, HE Zhangyuan
北京大学学报自然科学版
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2024, (6): 1094
-1106
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DOI: 10.13209/j.0479-8023.2024.023
