References
- Lipa M and Golasek Ya: ‘Resistance projection welding’. Tekhnika Kiev 1971.
- Gilevich V A: ‘Technology and equipment for projection welding’. Mashinostroenie Leningrad 1976.
- Chuloshnikov P L: ‘Spot and roller seam electric welding of alloy steels and alloys’. Mashinostroenie Moscow 1974.
- ‘A handbook of electric welding. Resistance, electron beam, laser, arc fusion, friction’. Vitry-sur-Seine, France, 1986.