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Conversion of nicotine in tobacco smoke to its volatile and available free-base form through the action of gaseous ammoniaPANKOW, J. F; MADER, B. T; ISABELLE, L. M et al.Environmental science & technology. 1997, Vol 31, Num 8, pp 2428-2433, issn 0013-936XArticle

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Liquid and poly (vinyl chloride) matrix membrane electrodes for the selective determination of cocaine in illicit powdersELNEMMA, E. M; HAMADA, M. A; HASSAN, S. S. M et al.Talanta (Oxford). 1992, Vol 39, Num 10, pp 1329-1335, issn 0039-9140Article

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