Ulrich Bodenhofer, Martine De Cock, Etienne E. Kerre. Openings and closures of fuzzy preorderings: theoretical basics and applications to fuzzy rule-based systems. Int. J. General Systems, 32(4):343-360, 2003. [doi]
@article{BodenhoferCK03,
title = {Openings and closures of fuzzy preorderings: theoretical basics and applications to fuzzy rule-based systems},
author = {Ulrich Bodenhofer and Martine De Cock and Etienne E. Kerre},
year = {2003},
doi = {10.1080/0308107031000135026},
url = {http://dx.doi.org/10.1080/0308107031000135026},
researchr = {https://researchr.org/publication/BodenhoferCK03},
cites = {0},
citedby = {0},
journal = {Int. J. General Systems},
volume = {32},
number = {4},
pages = {343-360},
}