J. Kozicki and J. Tejchman, “Effect of aggregate structure on fracture process in concrete using 2D lattice model”, Arch. Mech., vol. 59, no. 4-5, pp. 365–384, Sep. 2007, Accessed: Dec. 13, 2025. [Online]. Available: https://am.ippt.pan.pl/index.php/am/article/view/v59p365