Budinská, Z., N. Ganev, R. Novák, Z. Pala, I. Štěpánek, and D. Tischler. 2013. “The Study of the DLC and DLC-Si Coating Structure on Mechanical Properties”. International Journal of Engineering and Technology Innovation 3 (2):104-13. https://ojs.imeti.org/index.php/IJETI/article/view/102.