@article{VaB1:97,
   author    = {L. Vandenberghe and V. Balakrishnan},
   title     = {Algorithms and Software for {LMI} Problems in
       Control},
   journal   = {IEEE Control System Magazine},
   year      = 1997,
   volume = 17,
   number = 5,
   month     = oct,
   pages     = {89-95}
}