@incollection{Achs12, author = {Agnes Achs}, title = {From Fuzzy Datalog to Multivalued Knowledge-Base}, booktitle = {Fuzzy Logic}, publisher = {IntechOpen}, address = {Rijeka}, year = {2012}, editor = {Elmer P. Dadios}, chapter = {2}, doi = {10.5772/36231}, url = {https://doi.org/10.5772/36231} }