@phdthesis{Gehring2001,
  author      = {Iris Gehring},
  title       = {Volcanostratigraphy using geophysical methods on La Fossa di Vulcano (S-Italy)},
  type        = {doctoralthesis},
  school      = {Universit{\"a}t W{\"u}rzburg},
  year        = {2001},
}