author  = "J. Krzak-Roś and J. Filipiak and C. Pezowicz and A. Baszczuk and M. Miller and M. Kowalski and R. Będziński",
  title   = "The effect of substrate roughness on the surface structure of TiO2, SiO2, and doped thin films prepared by the sol-gel method",
  journal = "Acta of Bioengineering and Biomechanics",
  volume  = "Vol. 11",
  number  = "no. 2",
  pages   = "21--29",
  year    = "2009",