THE COMPOSITION OF HUMIC SUBSTANCES ISOLATED FROM MONGOLIAN BROWN COAL Article Monkhzhargal Sh., Novikova L.N., Medvedeva S.A., Kushnarev D.F., Rokhin A.V., Dashitsyrenova A.D., Kalabin G.A. Solid Fuel Chemistry. Vol. 39. 2005. P. 11-17
QUANTITATIVE ANALYSIS OF MULTICOMPONENT MIXTURES OF PETROLEUM PRODUCTS BY A COMBINATION OF NMR SPECTROSCOPY AND MASS SPECTROMETRY Article Kalabin G.A., Kushnarev D.F., Bazhenov B.A., Dashitsyrenova A.D. Petroleum Chemistry. Vol. 45. 2005. P. 384-394