Categorical abstract algebraic logic: The criterion for deductive equivalence
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\begin{bibtex} @article{DBLP:journals/mlq/Voutsadakis03,
author = {George Voutsadakis},
title = {Categorical abstract algebraic logic: The criterion for
deductive equivalence},
journal = {Math. Log. Q.},
volume = {49},
number = {4},
year = {2003},
pages = {347-352},
ee = {http://dx.doi.org/10.1002/malq.200310036},
bibsource = {DBLP, http://dblp.uni-trier.de}
}
\end{bibtex}
