D. M. Gureev, S. I. Mednikov, V. K. Shukhostanov, S. V. Yamshchikov, “Influence of laser tempering on the characteristics of surface layers of tool steels”, Kvantovaya Elektronika, 17:8 (1990), 1088–1090 [Sov J Quantum Electron, 20:8 (1990), 1003–1006]
