@ARTICLE{
author={Perovkic Aleksandar,Takaci Aleksandar A,Skrbic Srdjan M},
year={2009},
title={Towards the Formalization of Fuzzy Relational Database Queries},
journal={ACTA POLYTECHNICA HUNGARICA},
volume={6},
number={1},
pages={185-193},
document_type={Article},
}