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Yamamoto, H., Ishihara, T., Takano, Y. et al. Feed forward control of back bead for root gap variation in V-groove welding without backing plate. Welding International 17, 598–604 (2003). https://doi.org/10.1533/wint.2003.3145
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DOI: https://doi.org/10.1533/wint.2003.3145