Sebastian Enqvist, Yde Venema. Disjunctive bases: normal forms and model theory for modal logics. Logical Methods in Computer Science, 15(1), 2019. [doi]
@article{EnqvistV19, title = {Disjunctive bases: normal forms and model theory for modal logics}, author = {Sebastian Enqvist and Yde Venema}, year = {2019}, doi = {10.23638/LMCS-15(1:30)2019}, url = {https://doi.org/10.23638/LMCS-15(1:30)2019}, researchr = {https://researchr.org/publication/EnqvistV19}, cites = {0}, citedby = {0}, journal = {Logical Methods in Computer Science}, volume = {15}, number = {1}, }