@phdthesis{Ryser2000,
  author      = {Christoph Ryser},
  title       = {Elektrophysiologische Untersuchungen an einzelligen marinen Riesenalgen},
  type        = {doctoralthesis},
  school      = {Universit{\"a}t W{\"u}rzburg},
  year        = {2000},
}