@article{WardoyoNoorElbersetal.2020,
  author    = {Arinto Y.P. Wardoyo and Johan A.E. Noor and Gereon Elbers and Sandra Schmitz and Sascha T. Flaig and Arif Budianto},
  title     = {Characterizing volcanic ash elements from the 2015 eruptions of bromo and raung volcanoes, Indonesia},
  journal   = {Polish Journal of Environmental Studies},
  volume    = {29},
  number    = {2},
  pages     = {1899 -- 1907},
  doi       = {10.15244/pjoes/99101},
  year      = {2020},
}