Development of liquification process through thermobitumen stageZaidentsal, Aleksei; Doilov, Svjatoslav; Johannes, Ille; Kaev, Mihhail; Kaidalov, Kirill; Soone, JüriInternational Oil Shale Symposium : Tallinn, Estonia, June 8-11, 2009 : future energy solutions : come and share your vision!2009 / p. 76-77 http://www.ester.ee/record=b4775098*est Method for improving the quality of middle-heavy shale oil and for increasing commodity output at thermal processing of fuels in the solid heat carrier unitKaidalov, Kirill; Kaidalov, A.; Elenurm, Alfred; Kindorkin, B.; Vereshchaka, S.Oil shale2007 / 4, p. 499-508 : ill https://artiklid.elnet.ee/record=b2376554*est