@article{SchraderPrescherZauls1998,
  author    = {Schrader, Sigurd and Prescher, Dietrich and Zauls, V.},
  title     = {New chromophores and polymers for second order nonlinear optics},
  year      = {1998},
  language  = {en}
}
@article{SchraderWortmannPrescheretal.1998,
  author    = {Schrader, Sigurd and Wortmann, Hanna Rosalie and Prescher, Dietrich and Lukaszuk, K. and Otto, Andreas H.},
  title     = {Solvatochromy and electro-optical study of new fluorine-containing chromophores},
  year      = {1998},
  language  = {en}
}