@phdthesis{Helf2009,
  author      = {Christian Helf},
  title       = {Herstellung von Polymethacrylat/Calciumphosphat-Implantatwerkstoffen durch den 3D-Pulverdruck},
  type        = {doctoralthesis},
  school      = {Universit{\"a}t W{\"u}rzburg},
  year        = {2009},
}