Petrenko, V. D., V. T. Huzchenko, O. L. Tiutkin, and A. M. M. Alkhdur. 2010. “Comparative Analysis of the Experimantal Research Results of the Subgrade Strengthening by Small-Deformable Layer”. Science and Transport Progress, no. 35 (December):139-44. https://doi.org/10.15802/stp2010/8892.