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Selected papers:
Markova, K. 1990.
About changes of oxygencontaining functional groups during storage
of coal from Dobrudza basin, Bulgaria (NRB). Himiya Tverdogo
Topliva,4, 39-44 (in Russian).
Markova, K., N. Shopova. 1993. Investigation of low temperature autooxidation
processes of low coal lithotypes by DTA and TGA. Journal of Thermal
Analysis, 39, 6,771-775.
Markova, K., D. Rustschev. 1994. The application of thermal analysis to the study of
the ignition processes of solid fuels. Thermochimica Acta, 234,
85-94.
Markova, K., J. Kortenski. 2001. Oxidation level of Maritza West basin lignites,
Bulgaria. Oxidation Communications, 244, 3, 352-363.
Markova, K., V. Sallabasheva, V. Vuchev, S. Lefterova. 2002. Molecular structural
studies of oxygen in coal: II. Geochemical bonds of oxygen in
Carboniferous coal. Geol. Balc., 32, 1, 51-58.
Markova, K., J. Kortenski. 2005. Autoxidation processes in bituminous coal from mine
“Kachulka”, Balkan Basin (Bulgaria). Journal of Enviromental
Protection and Ecology, 6, 22, 377-391.
Stefanova, M., K. Markova, S. Marinov, B. Simoneit. 2005. Molecular indicators for
coalforming vegetation of the Miocene Chukurovo Lignite, Bulgaria. Fuel, 84, 1830-1838.
Markova, K., M. Stefanova, M. Ivanov, S. Valceva, Ch. Pimpirev, S. Marinov. 2007.
Characterization of organic matter of the Miers Bluff Formation
sediments Livingston Island, South Shetland Islands, Antarctice, by
rock-eval pyrolysis. Comptes rendus de l’ Academie bulgare des
Sciences, 60, No 11, 1183-1186.
Sapunov V. A.
(Ed.). Oxydation and Selfignition of Solid Fuel. 1994. Kiev, Naukova
Dumka, p.264.
Markova, K.,Coal
Autoxidation, 2002. Sofia, Sci Bul Com Ltd., p. 320. |