@article{RNTI/papers/1001879,
  author    = {Dingmu Cao and Wen Long},
  title     = {The style characteristic of China's stock market: an application to PCA for interval symbolic data},
  journal = {Revue des Nouvelles Technologies de l'Information},
  volume = {Advances in Theory and Applications of High Dimensional and Symbolic Data Analysis, RNTI-E-25},
  year      = {2013},
  pages     = {40-57}
}