@InProceedings{SalRowGhahUAI03,
  title =	"On the Convergence of Bound Optimization Algorithms",
  author =	"Ruslan Salakhutdinov and Sam Roweis and Zoubin Ghahramani", 
  booktitle=    "Proceedings of the International Conference on Uncertainty
                 in Artificial Intelligence",
  volume=       "19",
  year=         "2003"
  pages =	"509--516",
}