Martin Česnik, PhD
  Ladisk, Faculty of Mechanical Engineering, University of LjubljanaJanko Slavič, PhD
  Ladisk, Faculty of Mechanical Engineering, University of LjubljanaPrimož čermelj, PhD
  Iskra Mehanizmi, d.d., LipnicaMiha Boltežar, PhD
  Ladisk, Faculty of Mechanical Engineering, University of Ljubljana