Petr Hájek. On Vagueness, Truth Values and Fuzzy Logics. Studia Logica, 91(3):367-382, 2009. [doi]
@article{Hajek09-0, title = {On Vagueness, Truth Values and Fuzzy Logics}, author = {Petr Hájek}, year = {2009}, doi = {10.1007/s11225-009-9179-0}, url = {http://dx.doi.org/10.1007/s11225-009-9179-0}, tags = {logic}, researchr = {https://researchr.org/publication/Hajek09-0}, cites = {0}, citedby = {0}, journal = {Studia Logica}, volume = {91}, number = {3}, pages = {367-382}, }