1. V. S. Panov, A. M. Chuvilin, and V. A. Falkovsky, Technology and Properties of Sintered Hard Alloys and Products from Them, Textbook for Universities [in Russian], MISiS, Moscow (2004), 464 p.
2. V. P. Tabakov, Formation of Wear-Resistant Ion-Plasma Coatings of Cutting Tools [in Russian], Mashinostroyeniye, Moscow (2008), 311 p.
3. L. Shourong, H. Jianmin, C. Lianging, et al., “Mechanism of hard-facing alloy’s WC-Co boronizing with rare-earth metals,” Rare Metal. Mater. Eng., 32(4), 305 – 308 (2003).
4. Y. Liu, Q. Vid, and Y. Li, “Synthesis and tribological behavior of electroless Ni – P – WC nanocomposite coatings,” Surf. Coat. Technol., 201(16–17), 7246 – 7251 (2007).
5. S. Veprek, M. Veprek-Hejman, P. Kavrankova, et al., “Different approaches to superhard coatings and nanocomposition,” Thin Solid Films, 476, 1 – 29 (2005).