@article{afisa,
  title={{Clustering and Approximate Identification of Frequent Item Sets}},
  author={Mimaroglu, S. and Simovici, D.A.},
  journal={Proceedings of the Twentieth International Florida Artificial Intelligence Research Society Conference},
  pages={502--506},
  year={2007},
  publisher={AAAI Press, Menlo Park, CA, USA}
}