@article{LitakEA18, author = {Tadeusz Litak and Dirk Pattinson and Katsuhiko Sano and Lutz Schr{\"{o}}der}, title = {Model Theory and Proof Theory of Coalgebraic Predicate Logic}, journal = {Log. Methods Comput. Sci.}, volume = {14}, number = {1}, year = {2018}, url = {https://doi.org/10.23638/LMCS-14(1:22)2018}, doi = {10.23638/LMCS-14(1:22)2018}, }