Buhaiov, A.K., Petrenko, V.D., Tiutkin, O.L. and Tsepak, S.V. 2003. COMPARATIVE ANALYSIS AND PRACTICAL IMPLEMENTATION OF THE RESULTS OF SUBGRADE CALCULATIONS WITH VARIATION OF DYNAMIC EFFECT. Science and Transport Progress . 2 (Nov. 2003), 155–161. DOI:https://doi.org/10.15802/stp2003/21272.