Piroska Szabó; Gábor Várhegyi; Ferenc Till; Tamás Székely (1990). Investigation of subbituminous coals by thermogravimetry-mass spectrometry: Part 2. Formation of oxygen- and sulphur-containing products. kinetics of the overall mass loss. , 170(none), 179–188.
doi:10.1016/0040-6031(90)80535-7
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