@article{KotterHammon1986,
  author    = {Kotter, Michael and Hammon, U.},
  title     = {Preparation of pellets with well-defined pore structure / U. Hammon ; A. Kotter},
  series = {International chemical engineering. 26 (1986), H. 4},
  journal   = {International chemical engineering. 26 (1986), H. 4},
  isbn      = {0020-6318},
  pages     = {563 -- 573},
  year      = {1986},
  language  = {en}
}
@article{KotterRiekertSimoncic1986,
  author    = {Kotter, Michael and Riekert, Lothar and Simoncic, V.},
  title     = {Pristup sintezi industrijskih katalizatora},
  series = {Kemija u industriji : casopis kemicara i tehnologa Jugoslavije. 35 (1986)},
  journal   = {Kemija u industriji : casopis kemicara i tehnologa Jugoslavije. 35 (1986)},
  isbn      = {0022-9830},
  pages     = {79 -- 86},
  year      = {1986},
  language  = {de}
}