@misc{Lau&Wang:05,
  author = "K.-K. Lau and Z. Wang",
  title = "A Survey of Software Component Models",
  note = "Pre-print CSPP-30, School of Computer Science,
          The University of Manchester, April 2005"    
 \url{http://www.cs.man.ac.uk/cspreprints/PrePrints/cspp30.pdf}"    }