Steffen Lewitzka. Semantically closed intuitionistic abstract logics. Journal of Logic and Computation, 22(3):351-374, 2012. [doi]
@article{Lewitzka12-0,
title = {Semantically closed intuitionistic abstract logics},
author = {Steffen Lewitzka},
year = {2012},
doi = {10.1093/logcom/exq060},
url = {http://dx.doi.org/10.1093/logcom/exq060},
researchr = {https://researchr.org/publication/Lewitzka12-0},
cites = {0},
citedby = {0},
journal = {Journal of Logic and Computation},
volume = {22},
number = {3},
pages = {351-374},
}