1. Leskovar, P. Kovač, II. 1985,”Surface integrity as Qality Criteria of the Fabrication Processes”, II. Conf. on Manufacturing science, Technology and Systems of the Future, Faculty of Mechanical Engineering, Ljubljana
2. “Influences Affecting Surface Integrity In the Cutting Process”;Leskovar;Annals of the CIRP,1982
3. “Residual Stresses - Measurement and Causes in Machining Processes”;Brinksminer;Annals of the CIRP,1982
4. Leskovar, P. Drobnjak, V. Kovač, M. 1986, “Residual Stresses in the Production of Spiral Drills from HSS”, Int. Conference on Residual Stresses, Garmisch-Partenkirchen
5. “X-Ray Stress Measurement -a Tool for the Study and Layout of Machining Processes”;Brinksmeler;Annals of the CIRP,1985