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- [3] 10TH INTERNATIONAL TECHNICAL FAIR WELDING AND CUTTING IN ESSEN STAHL UND EISEN, 1981, 101 (18): : 33 - 34
- [4] IKOFA 80 - 13TH INTERNATIONAL FAIR IN MUNICH VERPACKUNGS RUNDSCHAU, 1980, 31 (08): : 1074 - 1075
- [10] Report: Report on essen international welding & cutting fair '09 Keikinzoku Yosetsu/Journal of Light Metal Welding and Construction, 2009, 47 (12): : 18 - 24