[1]
R. Dorgan and G. Voyiadjis, “Functional forms of hardening internal state variables in modeling elasto-plastic behavior”, Arch. Mech., vol. 59, no. 1, pp. 35–58, Jan. 2007, Accessed: Jan. 11, 2026. [Online]. Available: https://am.ippt.pan.pl/index.php/am/article/view/v59p35