Jan Maluszynski, Andrzej Szalas, Aida Vitória. A Four-Valued Logic for Rough Set-Like Approximate Reasoning. T. Rough Sets, 6:176-190, 2007. [doi]
@article{MaluszynskiSV07, title = {A Four-Valued Logic for Rough Set-Like Approximate Reasoning}, author = {Jan Maluszynski and Andrzej Szalas and Aida Vitória}, year = {2007}, doi = {10.1007/978-3-540-71200-8_11}, url = {http://dx.doi.org/10.1007/978-3-540-71200-8_11}, tags = {logic}, researchr = {https://researchr.org/publication/MaluszynskiSV07}, cites = {0}, citedby = {0}, journal = {T. Rough Sets}, volume = {6}, pages = {176-190}, }