@misc{W2162706466,
  author = {Qi‐Lian Liang and Jerry M. Mendel},
  title = {Interval type-2 fuzzy logic systems: theory and design},
  year = {2000},
  howpublished = {IEEE Transactions on Fuzzy Systems},
  doi = {https://doi.org/10.1109/91.873577}
}