• Catalytic thermal liquefaction of oil shale in tetralinJohannes, Ille; Tiikma, Laine; Luik, Hans; Tamvelius, Hindrek; Krasulina, JuliaISRN Chemical Engineering2012 / Article ID 617363, [11] p. https://www.hindawi.com/journals/isrn/2012/617363/