Pasternak, A., L. Bannikov, and A. Smirnova. “Viscosity Evaluation of the Mixture of Coal Tars from Collection Main and Primary Cooler on the Base of Rheometer Measurements and Empirical Formulas”. Eastern-European Journal of Enterprise Technologies, vol. 4, no. 1(82), Aug. 2016, pp. 17-23, doi:10.15587/1729-4061.2016.75736.