Mierzejewska M, Pisarczyk S. Investigation of shear strength of clay-gravel, coarse-grained soils. Roads and Bridges - Drogi i Mosty [Internet]. 2008 Apr. 1 [cited 2024 Jul. 22];7(3):35-53. Available from: https://rabdim.pl/index.php/rb/article/view/v7n3p35