title: [A study on retrieval of atmospheric aerosol parameters and trace gases based on differential optical absorption spectroscopy].
authors.affiliation: Huaibei Normal University, Huaibei 235000, China. suwen_li@yahoo.cn
authors.forename: Su-wen
authors.initials: SW
authors.lastname: Li
authors.forename: Yi-jun
authors.initials: YJ
authors.lastname: Yang
authors.forename: De-bao
authors.initials: DB
authors.lastname: Chen
authors.forename: Fu-qi
authors.initials: FQ
authors.lastname: Si