Viscoplastic material models for soil: new insight into the soil-support interaction in NATM tunnel excavations. Archives of Mechanics - Test, [S. l.], v. 57, n. 2-3, p. 209–240, 2005. Disponível em: https://am3.ippt.pan.pl/index.php/am/article/view/v57p209. Acesso em: 29 jun. 2025.