The mass spectra of halogeno derivatives of quinoxaline Henryka Poradowska andAlicja Kaniewska Article first published online: 7 APR 2005 DOI: 10.1002/oms.1210160103 http://onlinelibrary.wiley.com/doi/10.1002/oms.1210160103/pdf Not in pubmed Thanks a lot, Baozi will be provided