@InProceedings{ByrdLiuNoce97,
  author = 	 {R. H. Byrd and G. Liu and J. Nocedal},
  title = 	 {On the Local Behavior of an Interior Point Method for
                  Nonlinear Programming},
  booktitle = 	 {Numerical Analysis 1997},
  editor       = {D. F. Griffiths and D. J. Higham and G. A. Watson},
  publisher    = {Addison Wesley Longman},
  address      = {Harlow, UK},
  pages        = {37--56}, year = 1997,
  notes        = {from the Proceedings of the Dundee 1997 Conference
                  on Numerical Analysis}
}