@TechReport{VictorIngestromJohnHansson:2012,
  author    = {Victor Ingestr{\"o}m and John Hansson},
  title        = {A Method for Estimating Soot Load in a {DPF} Using an {RF}-based Sensor},
  year        = {2012},
  number    = {LiTH-ISY-EX--12/4584-{}-SE},
  school    = {Link{\"o}ping University, SE-581~83 Link{\"o}ping},
}