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@article{BSL_2017_46_3-4_a0, author = {Nowak, Marek}, title = {A {Syntactic} {Approach} to {Closure} {Operation}}, journal = {Bulletin of the Section of Logic}, publisher = {mathdoc}, volume = {46}, number = {3-4}, year = {2017}, language = {en}, url = {http://geodesic.mathdoc.fr/item/BSL_2017_46_3-4_a0/} }
Nowak, Marek. A Syntactic Approach to Closure Operation. Bulletin of the Section of Logic, Tome 46 (2017) no. 3-4. http://geodesic.mathdoc.fr/item/BSL_2017_46_3-4_a0/