@phdthesis{Darmawan2018,
  author      = {Herlan Darmawan},
  title       = {Morphometric changes at the Merapi lava dome between 2012 and 2017},
  type        = {doctoralthesis},
  pages       = {134},
  school      = {Universit{\"a}t Potsdam},
  year        = {2018},
}