@phdthesis{Velagapudi2008,
  author    = {Velagapudi, Rama Krishna},
  title     = {Preparation and characterization of thermally stable guest-host Polymer thin films for non-lunear optical applications},
  address   = {Potsdam},
  pages     = {111 S., i-viii, : graph. Darst.},
  year      = {2008},
  language  = {en}
}
@phdthesis{Velagapudi2008,
  author    = {Velagapudi, Rama Krishna},
  title     = {Preparation and characterization of thermally stable guest-host polymer thin films for non-linear optical applications},
  address   = {Potsdam},
  pages     = {viii, 112 S.: Ill., graph. Darst.},
  year      = {2008},
  language  = {en}
}