@phdthesis{Guber2017,
  author      = {Christoph Rudolf Guber},
  title       = {Dust depletion of Ca and Ti in quasar absorption-line systems},
  type        = {doctoralthesis},
  pages       = {178},
  school      = {Universit{\"a}t Potsdam},
  year        = {2017},
}