@incollection{Veiga10,
  title=	"Peer4Peer: E-science Communities for Overlay Network and Grid
Computing Research",
  booktitle=	"Guide to e-Science: Next Generation Scientific Research and Discovery",
  author=	{Lu{\'i}s Veiga and Jo{\~a}o Nuno Silva and Jo{\~a}o Garcia},
  year={2011},
  publisher={Springer Verlag}
}