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1) Journal of analytical and applied pyrolysis, 1982, v. 3, i. 4, pp. 327-334.
Characterization of chitosan by pyrolysis—mass spectrometry.
J. Mattai, E. R. Hayes

DOI:

http://dx.doi.org/doi:10.1016/0165-2370(82)80019-3

2) Journal of analytical and applied pyrolysis, 1984, v. 6, i. 2, pp. 183-193.
Determination of the amine content of chitosan by pyrolysis-gas chromatography.
G.S. Lala, E.R. Hayes

DOI:

http://dx.doi.org/doi:10.1016/0165-2370(84)80012-1

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