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Johnston, M.H., Curreri, P.A., Parr, R.A. et al. Superalloy microstructural variations induced by gravity level during directional solidification. Metall Trans A 16, 1683–1687 (1985). https://doi.org/10.1007/BF02663024
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DOI: https://doi.org/10.1007/BF02663024