@phdthesis{Haefner2007,
  author      = {Stefan H{\"a}fner},
  title       = {Grid-based procedures for the mechanical analysis of heterogeneous solids},
  type        = {doctoralthesis},
  school      = {Bauhaus-Universit{\"a}t Weimar},
  doi       = {10.25643/bauhaus-universitaet.858},
  year        = {2007},
}