@article{BeitzKoetzWolfetal.2001,
  author    = {Toralf Beitz and Joachim Koetz and Gunter Wolf and Erich Kleinpeter and Stig E. Friberg},
  title     = {Poly(N-vinyl-2-pyrrolidone) and 1-octyl-2-pyrrolidinone modified ionic microemulsions},
  year      = {2001},
}