Determination of nonlinear fibre-reinforced biphasic poroviscoelastic constitutive parameters of articular cartilage using stress relaxation indentation testing and an optimizing finite element analysis. - Alireza Seifzadeh; Donatus C. D. Oguamanam; Nik Trutiak; M. Hurtig; Marcello Papini (Comput. Methods Programs Biomed., 2012)