@article{RuhlandFrenzelHornyetal.2017,
  author    = {Klaus Ruhland and R. Frenzel and Robert Horny and A. Nizamutdinova and Leo van W{\"u}llen and Judith Moosburger-Will and Siegfried R. Horn},
  title     = {Investigation of the chemical changes during thermal treatment of polyacrylonitrile and 15 N-labelled polyacrylonitrile by means of in-situ FTIR and 15 N NMR spectroscopy},
  journal   = {Polymer Degradation and Stability},
  volume    = {146},
  pages     = {298 -- 316},
  doi       = {10.1016/j.polymdegradstab.2017.10.018},
  year      = {2017},
}