@book{LevendorskiiBoyarchenko1998,
  author    = {Levendorskii, S. Z. and Boyarchenko, Svetlana I.},
  title     = {Investment under uncertainty when shocks are non-gaussian},
  series = {Preprint / Universit{\"a}t Potsdam, Institut f{\"u}r Mathematik},
  volume    = {1998, 08},
  journal   = {Preprint / Universit{\"a}t Potsdam, Institut f{\"u}r Mathematik},
  publisher = {Univ.},
  address   = {Potsdam},
  pages     = {19 S.},
  year      = {1998},
  language  = {en}
}
@book{LevendorskiiBoyarchenko1998,
  author    = {Levendorskii, S. Z. and Boyarchenko, Svetlana I.},
  title     = {On retional pricing of derivative securities for a family of non-gaussian processes},
  series = {Preprint / Universit{\"a}t Potsdam, Institut f{\"u}r Mathematik},
  volume    = {1998, 07},
  journal   = {Preprint / Universit{\"a}t Potsdam, Institut f{\"u}r Mathematik},
  publisher = {Univ.},
  address   = {Potsdam},
  pages     = {31 S.},
  year      = {1998},
  language  = {en}
}