V.M, M., & M.O, P. (2012). Energy saving potential at the mining and processing of coal. General Energy Institute of the National Academy of Sciences of Ukraine.
Chicago-Zitierstil (17. Ausg.)V.M, Makarov, und Perov M.O. Energy Saving Potential at the Mining and Processing of Coal. General Energy Institute of the National Academy of Sciences of Ukraine, 2012.
MLA-Zitierstil (8. Ausg.)V.M, Makarov, und Perov M.O. Energy Saving Potential at the Mining and Processing of Coal. General Energy Institute of the National Academy of Sciences of Ukraine, 2012.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.