O.F, L., & M.O, P. (2004). Quality of the Ukrainian Coal: Normative Base Area, State-of-the-art, Measures for the Improvement. General Energy Institute of the National Academy of Sciences of Ukraine.
Chicago Style (17th ed.) CitationO.F, Lyashenko, and Perov M.O. Quality of the Ukrainian Coal: Normative Base Area, State-of-the-art, Measures for the Improvement. General Energy Institute of the National Academy of Sciences of Ukraine, 2004.
MLA (8th ed.) CitationO.F, Lyashenko, and Perov M.O. Quality of the Ukrainian Coal: Normative Base Area, State-of-the-art, Measures for the Improvement. General Energy Institute of the National Academy of Sciences of Ukraine, 2004.
Warning: These citations may not always be 100% accurate.