CYCLIZATION OF N,N-DIALKYLDITHIOCARBAMATE AND ALKYLXANTHATE DERIVATIVES OF POLYHALOGENATED PYRIDINES IN GAS AND LIQUID PHASES Article Samguina T.Yu., Lobodin V.V., Karakhanova N.K., Lebedev A.T., Sipyagin A.M. European Journal of Mass Spectrometry. IM Publications LLP. Vol. 10. 2004. P. 57-62
