@article{CTT100620365,
  author = {Natalia D Nikolova and Kiril Tenekedjiev and fangyan dong and KAORU HIROTA},
  title = {Comparis on of Linear Interpolation and Arctan Approximation of One-Dimensional Monotonic Utility Functions based on Experimental Data},
  journal = {Control and Cybernetics},
  year = 2009,
}

@inproceedings{CTT100601347,
  author = {Natalia D Nikolova and Kiril Tenekedjiev and fangyan dong and KAORU HIROTA},
  title = {Scalar Independence in Fuzzy Rational Generalized Lotteries of Ⅰtype},
  booktitle = {SA-D5-2},
  year = 2008,
}