@misc{BubeckLaschewskyLupoetal.1991,
  author    = {Bubeck, Christoph and Laschewsky, Andr{\´e} and Lupo, Donald and Neher, Dieter and Ottenbreit, Petra and Paulus, Wolfgang and Prass, Werner and Ringsdorf, Helmut and Wegner, Gerhard},
  title     = {Amphiphilic dyes for nonlinear optics: Dependence of second harmonic generation on functional group substitution},
  url       = {http://nbn-resolving.de/urn:nbn:de:kobv:517-opus-17201},
  year      = {1991},
  language  = {en}
}
@misc{LupoPrassScheunemannetal.1988,
  author    = {Lupo, Donald and Prass, Werner and Scheunemann, Ude and Laschewsky, Andr{\´e} and Ringsdorf, Helmut and Ledoux, Isabelle},
  title     = {Second-harmonic generation in Langmuir-Blodgett monolayers of stilbazium salt and phenylhydrazone dyes},
  url       = {http://nbn-resolving.de/urn:nbn:de:kobv:517-opus-17401},
  year      = {1988},
  abstract  = {Contents: 1. INTRODUCTION 2. SYNTHESIS OF THE COMPOUNDS 3. PREPARATION AND CHARACTERIZATION OF MONOLAYERS A. Monolayer Isotherms B. Langmuir-Blodgett Monolayer Films 4. EXPERIMENTAL SETUP FOR NONLINEAR MEASUREMENTS 5. NONLINEAR OPTICAL PROPERTIES 6. DISCUSSION 7. CONCLUSION},
  language  = {en}
}