@article{MikatOrgzallSappetal.2000,
  author    = {Mikat, J{\"u}rgen E. R. and Orgzall, Ingo and Sapp, S. and Martin, C. R. and Hochheimer, H. D.},
  title     = {Optical investigations of conducting polypyrrole under pressure},
  year      = {2000},
  language  = {en}
}
@article{MikatFrancoRegensteinetal.2000,
  author    = {Mikat, J{\"u}rgen E. R. and Franco, Olga and Regenstein, Wolfgang and Reck, G{\"u}nter and Knochenhauer, Gerald and Schulz, Burkhard and Orgzall, Ingo},
  title     = {1,3,4-oxadiazole crystals under high pressure-phase transitions and properties},
  year      = {2000},
  language  = {en}
}