@phdthesis{Kemper2004,
  author      = {Thomas Kemper},
  title       = {Reflectance Spectroscopy for Mapping and Monitoring of Metal Mining related Contamination},
  type        = {doctoralthesis},
  school      = {Universit{\"a}t Trier},
  doi       = {10.25353/ubtr-xxxx-ab8a-0c0d},
  year        = {2004},
}