%0 Journal Article %T Study on QSAR of nitrated polycyclic arom atic hydrocarbons using a knowledge-based system aoproach %A Bai Naibin %A Du Min %J 环境科学学报(英文版) %D 1992 %I %K knowledge-based %K system %K nitrated %K polycyclic %K aromatic %K hydrocarbons %K pattern %K recognition %K method %U http://www.alljournals.cn/get_abstract_url.aspx?pcid=3FF3ABA7486768130C3FF830376F43B398E0C97F0FF2DD53&cid=A7CA601309F5FED03C078BCE383971DC&jid=6CB1530875F53489BF1E81BD87B7F5E6&aid=A7A48658F12B70382986C59D5A0F6C5F&yid=F53A2717BDB04D52&vid=E158A972A605785F&iid=E158A972A605785F&sid=F24949CFDB502409&eid=EDA22B444205D04A&journal_id=1001-0742&journal_name=Journalofenvironmentalsciences(China)&referenced_num=0&reference_num=0