@techreport{NoWaeWalt05,
 author         = {J. Nocedal and A. W\"achter and R. A. Waltz},
 title          = {Adaptive Barrier Strategies for Nonlinear Interior
                   Methods},
  institution =  {IBM Watson Research Center},
  year = 	 {2005},
  number = 	 {RC 23563},
  address = 	 {Yorktown Heights, NY, USA},
  month = 	 {},
  note = 	 {}
}