@book{Paneah2001,
  author    = {Paneah, Boris},
  title     = {On a new problem in integral geometry related to boundary problems for partial differential equations},
  series = {Preprint / Universit{\"a}t Potsdam, Institut f{\"u}r Mathematik, Arbeitsgruppe Partiell},
  journal   = {Preprint / Universit{\"a}t Potsdam, Institut f{\"u}r Mathematik, Arbeitsgruppe Partiell},
  publisher = {Univ.},
  address   = {Potsdam},
  issn      = {1437-739X},
  pages     = {19 S.},
  year      = {2001},
  language  = {en}
}
@unpublished{Paneah2001,
  author    = {Paneah, Boris},
  title     = {On a new problem in integral geometry related to boundary problems for partial differential equations},
  url       = {http://nbn-resolving.de/urn:nbn:de:kobv:517-opus-26089},
  year      = {2001},
  abstract  = {Contents: 1 Introduction 2 Statement of the problem and definitions 3 The main results 4 Proof of theorem 2 4.1 Reduction of problem (2) to functional - integral equations 4.2 The uniqueness of a solution of equation (2) 4.3 The existence of a solution of equation (2) 5 Proof of theorem 1 6 Proof of theorem 3 7 First boundary problem for hyperbolic differential equations 7.1 Statement of the problem 7.2 The formulation of the result and a sketch of the proof},
  language  = {en}
}