Bibtex
@ARTICLE{VetterleinStepnicka,
author = "T. Vetterlein, M. \v{S}t\v{e}pni\v{c}ka",
title = "Completing fuzzy if-then rule bases by means of smoothing
splines",
journal = "Int. J. Uncertain. Fuzziness Knowl. Based Syst.",
volume = 14,
pages = "235--244",
year = 2006
}