References
- Kazakov , V A . . ‘Electron beam gun for welding long joints for alloys containing easily evaporating materials’ . ‘2nd all‐union conference’, ‘Current problems of welding non‐ferrous metals’ . Kiev : Publ Naukova dumka .
- Filippov , L G and Khreidzon , I R . 1984 . ‘Mini‐ and microcomputers in controlling industrial objects’ , Moscow : Publ Mashinostroenie .