@article{Zastrow1985,
  author    = {Zastrow, Udo},
  title     = {On the formulation of the fundamental solutions for orthotropic plane elasticity},
  series = {Acta Mechanica. 57 (1985), H. 3-4},
  journal   = {Acta Mechanica. 57 (1985), H. 3-4},
  isbn      = {1619-6937},
  pages     = {113 -- 122},
  year      = {1985},
  language  = {en}
}
@article{ZastrowHackl1988,
  author    = {Zastrow, Udo and Hackl, Klaus},
  title     = {On the existence, uniqueness and completeness of displacements and stress functions in linear elasticity / Hackl, Klaus ; Zastrow, Udo},
  series = {Journal of Elasticity. 19 (1988), H. 1},
  journal   = {Journal of Elasticity. 19 (1988), H. 1},
  isbn      = {1573-2681},
  pages     = {3 -- 23},
  year      = {1988},
  language  = {en}
}
@article{ZastrowPanagiotopoulos1979,
  author    = {Zastrow, Udo and Panagiotopoulos, P. D.},
  title     = {An integral "Equation" approach to the unilateral contact problem},
  series = {ZAMM - Zeitschrift f{\"u}r angewandte Mathematik und Mechanik. 59 (1979), H. 8},
  journal   = {ZAMM - Zeitschrift f{\"u}r angewandte Mathematik und Mechanik. 59 (1979), H. 8},
  isbn      = {1521-4001},
  pages     = {392 -- 393},
  year      = {1979},
  language  = {en}
}
@article{ZastrowRieder1980,
  author    = {Zastrow, Udo and Rieder, G.},
  title     = {Bracketing eigenvalues of an oscillating elastic body by integral equations},
  series = {Bracketing of eigenfrequencies of continous structures : Euromech Colloquium, no. 112, M{\´a}traf{\"u}red (Hungary), 21 - 23 February, 1979 / ed. by {\`A}. Bosznay},
  journal   = {Bracketing of eigenfrequencies of continous structures : Euromech Colloquium, no. 112, M{\´a}traf{\"u}red (Hungary), 21 - 23 February, 1979 / ed. by {\`A}. Bosznay},
  publisher = {Akad. Kiad{\´o}},
  address   = {Budapest},
  isbn      = {963-05-2625-5},
  pages     = {421 -- 434},
  year      = {1980},
  language  = {en}
}