Birgit Boss, Sven Helmer. Index structures for efficiently accessing fuzzy data including cost models and measurements. Fuzzy Sets and Systems, 108(1):11-37, 1999. [doi]
@article{BossH99,
title = {Index structures for efficiently accessing fuzzy data including cost models and measurements},
author = {Birgit Boss and Sven Helmer},
year = {1999},
doi = {10.1016/S0165-0114(97)00316-3},
url = {http://dx.doi.org/10.1016/S0165-0114(97)00316-3},
researchr = {https://researchr.org/publication/BossH99},
cites = {0},
citedby = {0},
journal = {Fuzzy Sets and Systems},
volume = {108},
number = {1},
pages = {11-37},
}