Jirasek, M.Patzak, B.2007-04-232007-04-232007-04-23200210.1016/S0045-7949(02)00078-0https://infoscience.epfl.ch/handle/20.500.14299/5133WOS:000177620700006204Consistent tangent stiffness for nonlocal damage modelstext::journal::journal article::research article