中国海事Issue(4)：72-73,2.DOI:10.16831/j.cnki.issn1673-2278.2021.04.024
以"碧海长城"守护燕赵金沙蓝天
—— 河北海事局打造船舶污染防治特色品牌
Secure the Gold Sand and Blue Sky of Yan and Zhao Area through "the Blue Sea Great Wall"-Hebei MSA Establish the Featured Brand of Ship Pollution Prevention and Treatment
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孙洋,朱峰..以"碧海长城"守护燕赵金沙蓝天
—— 河北海事局打造船舶污染防治特色品牌[J].中国海事,2021,(4):72-73,2.
