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López-Pintado, S. Discussion of Multivariate functional outlier detection by M. Hubert, P. Rousseeuw and P. Segaert. Stat Methods Appl 24, 253–256 (2015). https://doi.org/10.1007/s10260-015-0323-x
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DOI: https://doi.org/10.1007/s10260-015-0323-x