O.F, L., M.O, P., & I.Yu, N. (2007). State and prospects of coal preparation development in Ukraine. General Energy Institute of the National Academy of Sciences of Ukraine.
Chicago-Zitierstil (17. Ausg.)O.F, Lyashenko, Perov M.O, und Novytskyi I.Yu. State and Prospects of Coal Preparation Development in Ukraine. General Energy Institute of the National Academy of Sciences of Ukraine, 2007.
MLA-Zitierstil (8. Ausg.)O.F, Lyashenko, et al. State and Prospects of Coal Preparation Development in Ukraine. General Energy Institute of the National Academy of Sciences of Ukraine, 2007.
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