Trojnacki, A., and M. Życzkowski. “Investigation of the Rabotnov-Shesterikov Creep Stability Under General Loading Programs”. Engineering Transactions 24, no. 2 (June 30, 1976): 253–265. Accessed June 9, 2025. https://et3.ippt.pan.pl/index.php/et/article/view/2297.