M.P. Nascimento, R.C. Souza, I.M. Miguel, W.L. Pigatin, H.J.C. Voorwald, Effects of tungsten carbide thermal spray coating by HP/HVOF and hard chromium electroplating on AISI 4340 high strength steel, Surface Coatings & Technology, vol. 138, pp. 113-124, 2001.
 ASM handbook Volume 5: Surface Engineering, 1994.
 B.Navinsek, P.Panjan, I.Milosev, PVD coatings as an environmentally clean alternative to electroplating and electroless processes, Surface Coatings&Technology, vol. 116-119 pp. 476-487, 1999
 L.Pawlowski, The Science and Engineering of Thermal Spray Coatings, John Wiley, New York, 1995.
 D.Toma, W. Brandl, G. Marginean, Wear and corrosion behaviour of thermally sprayed coatings, Surface Coatings & Technology, vol. 138 pp. 149-158, 2001.
 H.J.C. Voorwald, R.C. Souza, W.L. Pigatin, M.O.H. Cioffi, Evaluation of WC-10Co-4Cr thermal spray coatings by HVOF on the fatigue and corrosion strength of AISI 4340 steel, Surface Coatings & Technology, vol. 190, pp. 155-164, 2005