Carsten Lutz, Frank Wolter. Deciding inseparability and conservative extensions in the description logic EL. Journal of Symbolic Computation, 45(2):194-228, 2010. [doi]
@article{LutzW10,
title = {Deciding inseparability and conservative extensions in the description logic EL},
author = {Carsten Lutz and Frank Wolter},
year = {2010},
doi = {10.1016/j.jsc.2008.10.007},
url = {http://dx.doi.org/10.1016/j.jsc.2008.10.007},
tags = {logic},
researchr = {https://researchr.org/publication/LutzW10},
cites = {0},
citedby = {0},
journal = {Journal of Symbolic Computation},
volume = {45},
number = {2},
pages = {194-228},
}