Study on air pollutant emission inventory of port operation machinery in container terminalMingjun Li, Xiaowen Yang, Yue Li, Liguo Zhang, Zhiyuan Bao, Yonglin Zhang, Jinxiang Cheng and Honglei XuE3S Web Conf., 268 (2021) 01019DOI: https://doi.org/10.1051/e3sconf/202126801019