N.T, R., & O.F, L. (2004). Estimation of influence of technical re-equipment of the coal-mining enterprises on volumes of extraction and change of the coal prime cost. General Energy Institute of the National Academy of Sciences of Ukraine.
Chicago-Zitierstil (17. Ausg.)N.T, Rublevsky, und Lyashenko O.F. Estimation of Influence of Technical Re-equipment of the Coal-mining Enterprises on Volumes of Extraction and Change of the Coal Prime Cost. General Energy Institute of the National Academy of Sciences of Ukraine, 2004.
MLA-Zitierstil (8. Ausg.)N.T, Rublevsky, und Lyashenko O.F. Estimation of Influence of Technical Re-equipment of the Coal-mining Enterprises on Volumes of Extraction and Change of the Coal Prime Cost. General Energy Institute of the National Academy of Sciences of Ukraine, 2004.