Ardo Kubjas a*, Dago Antov b, Nele Nutt a
a Tartu College, School of Engineering, Tallinn University of Technology, Tartu, Estonia.
b Department of Mechanical and Industrial Engineering, School of Engineering, Tallinn University of Technology, Tartu, Estonia.
Puiestee 78, 51007 Tartu, Estonia, (mailto:ardo.kubjas@taltech.ee)