@phdthesis{Unger2009,
  author      = {J{\"o}rg F. Unger},
  title       = {Neural networks in a multiscale approach for concrete},
  type        = {doctoralthesis},
  school      = {Bauhaus-Universit{\"a}t Weimar},
  doi       = {10.25643/bauhaus-universitaet.1392},
  year        = {2009},
}