@article{jm-opmrt-06,
  author = {Milena Janic and Piet {Van Mieghem}},
  title = {On properties of multicast routing trees},
  journal = {Int. J. Commun. Syst.},
  volume = {19},
  number = {1},
  year = {2006},
  issn = {1074-5351},
  pages = {95--114},
  doi = {http://dx.doi.org/10.1002/dac.v19:1},
  publisher = {John Wiley and Sons Ltd.},
  address = {Chichester, UK, UK}
}