@article{ZhuangHolyStangletal.1999,
  author    = {Y. Zhuang and V{\´a}clav Hol{\´y} and Jochen Stangl and A. Darhuber and P. Mikulik and S. Zerlauth and F. Sch{\"a}ffler and G{\"u}nther Bauer and Nora Darowski and Daniel L{\"u}bbert and Ullrich Pietsch},
  title     = {Strain relaxation in periodic arrays of Si/SiGe quantum wires determined by coplanar high-resolution x-ray diffrcation and grazing-incidence diffraction},
  year      = {1999},
}