@article{Romankiewicz:2014,
  author  = "R. Romankiewicz and F. Romankiewicz",
  title   = "The influence of modification for structure and impact resistance of silumin AlSi11",
  journal = "Production Engineering Archives = Archiwum In┐ynierii Produkcji",
  volume  = "Vol. 3",
  number  = "no. 2",
  pages   = "6--9",
  year    = "2014",
}