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}

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@article{k-shape-use,
  author       = {J{\"o}rg Thalheim, Antonio Rodrigues, Istemi Ekin Akkus, Pramod Bhatotia, Ruichuan Chen, Bimal Viswanath, Lei Jiao, Christof Fetzer},
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}

@ARTICLE{state-of-art,  author={A. {Ahmad} and S. S. {Khan}},  journal={IEEE Access},  title={Survey of State-of-the-Art Mixed Data Clustering Algorithms},   year={2019},  volume={7},  number={},  pages={31883-31902},}