Stoyanova, A., T. Mechkarova, and K. Yordanov. “Study of the Influence of the Technological Parameters of the Air-Plasma Surface Gouging on Some Quality Characteristics in the Surface Layer”. ANNUAL JOURNAL OF TECHNICAL UNIVERSITY OF VARNA, BULGARIA, Vol. 1, no. 1, Dec. 2017, pp. 105-11, doi:10.29114/ajtuv.vol1.iss1.29. Accessed 20 Aug. 2025.