M. Chernykh1, M., A. E. Dryukova, P. A. Ostanina, and E. V. Kargashina. 2018. “Management of Aesthetic Properties of Engravings Obtained Using Laser”. International Journal of Engineering & Technology 7 (4.25): 230-31. https://doi.org/10.14419/ijet.v7i4.25.26928.