[8] PAVLIK, I. - RACANSKY, V.: Methodology for Evaluation of Laboratory Shear and Edometric Tests of Gravel and Other Coarse-grained Materials. Foundation Engineering - Brno 2019. Prague CSSI, Czech Republic, 2019, pp. 35-42.
[9] STACHO, J. - SULOVSKA, M.: Laboratory Testing of Strength and Deformation Properties of Gravels. Foundation Engineering - Brno 2019. Prague CSSI, Czech Republic, 2019, pp. 43-50.
[11] ZHANG, Z. - LYU, D. - XIAO, Y. - CHEN, L. - CHEN, X.: Laboratory Investigation of the Mechanical Stability of Unbound Permeable Aggregate Base Materials: Preliminary Direct Shear Test Results. Geotechnical Frontiers 2017, Orlando, FL, USA, 2017, pp. 393-404, https://doi.org/10.1061/9780784480441.041.10.1061/9780784480441.041
[14] GIANG, P. H. H. - VAN IMPE, P. O. - VAN IMPE, W. F. - MENGE, P. - CNUDDE, V. -HAEGEMAN, W.: Effects of Particle Characteristics on the Shear Strength of Calcareous Sand. Acta Geotechnica Slovenica, Vol. 14, Iss. 2, 2017, pp. 77-89, http://fgserver6.fg.um.si/journal-ags/2017-2/article-7.asp, Downloaded 11.09.2020.
[16] AFZALI-NEJAD, A. - LASHKARI, A. - SHOURIJEH, P. T.: Influence of Particle Shape on the Shear Strength and Dilation of Sand-woven Geotextile Interfaces. Geotextiles and Geomembranes, Vol. 45, 2017, pp. 54-66, http://dx.doi.org/10.1016/j.geotexmem.2016.07.005.10.1016/j.geotexmem.2016.07.005
[19] ARULRAJAH, A. - RAHMAN, M.A. - PIRATHEEPAN, J. - BO, M.W. - IMTEAZ, M.A.: Evaluation of Interface Shear Strength Properties of Geogrid-reinforced Construction and Demolition Materials Using a Modified Large-scale Direct Shear Testing Apparatus. Journal of Materials in Civil Engineering, Vol. 26, Iss. 5, 2014, pp. 974-982, https://doi.org/10.1061/(ASCE)MT.1943-5533.0000897.10.1061/(ASCE)MT.1943-5533.0000897
[20] ESTAIRE, J. - SANTANA, M.: Large Direct Shear Tests Performed with Fresh Ballast. Railroad Ballast Testing and Properties, West Conshohocken, PA: ASTM International, USA, 2018, pp.144-161, https://doi.org/10.1520/STP160520170137.10.1520/STP160520170137
[21] JIN-CAI, M. Z. - CHEN-XI, T.: Shear Strength of Railway Ballast. Electronic Journal of Geotechnical Engineering, Vol. 21, 2016, pp. 4759-4771, http://www.ejge.com/2016/Ppr2016.0458ma.pdf.
[25] TAYLOR, D. W.: Fundamentals of Soil Mechanics. J. Wiley, NY, USA, 1948, p. 700, https://edisciplinas.usp.br/pluginfile.php/4380774/mod_resource/content/1/Taylor-1948-Fundamentals_of_Soil_Mechanics.pdf, Downloaded 11.09.2020.
[30] DRUSA, M. - VLCEK, J. - HOLICKOVA, M. - KAIS, L.: Analytical and Numerical Evaluation of Limit States of MSE Wall Structure. Civil and Environmental Engineering, Vol. 12, Iss. 2, 2016, pp. 145-152, https://doi.org/10.1515/cee-2016-0020.10.1515/cee-2016-0020
[32] STACHO, J. - SULOVSKA, M. - SLAVIK, I.: Determining the Shear Strength Properties of a Soil-geogrid Interface Using a Large-scale Direct Shear Test Apparatus, Periodica Polytechnica Civil Engineering, Vol. 64, Iss. 4, 2020, p. 10, https://doi.org/10.3311/PPci.15766.10.3311/PPci.15766