@article{SchraderPenzkoferHolzeretal.2004,
  author    = {Sigurd Schrader and Alfons Penzkofer and W. Holzer and Ramakrishna Velagapudi and Bernhard Grimm},
  title     = {Laser spectroscopic investigation of a new precursor - type polyparaphenylenevinylene},
  year      = {2004},
}