@incollection{Lippe09, author = {Marcel Shirvanian and Wolfram Lippe}, title = {Application of Consistent Aggregate Functions, Inequality Constraints and Ranking Methods in Fuzzy Query Languages}, booktitle = {Recent Advances in Technologies}, publisher = {IntechOpen}, address = {Rijeka}, year = {2009}, editor = {Maurizio A Strangio}, chapter = {23}, doi = {10.5772/7408}, url = {https://doi.org/10.5772/7408} }