@ARTICLE{
author={Ciric Miroslav D,Stamenkovic Aleksandar,Ignjatovic Jelena M,Petkovic Tatjana S},
year={2010},
title={Fuzzy relation equations and reduction of fuzzy automata},
journal={JOURNAL OF COMPUTER AND SYSTEM SCIENCES},
volume={76},
number={7},
pages={609-633},
document_type={Article},
} 

@ARTICLE{
author={Ciric Miroslav D,Petkovic Tatjana S,Bogdanovic Stojan M},
year={2007},
title={Subdirect products of certain varieties of unary algebras},
journal={CZECHOSLOVAK MATHEMATICAL JOURNAL},
volume={57},
number={2},
pages={573-578},
document_type={Article},
} 

@ARTICLE{
author={Petkovic Tatjana S,Ciric Miroslav D,Bogdanovic Stojan M},
year={2006},
title={On correspondences between unary algebras, automata, semigroups and congruences},
journal={ALGEBRA COLLOQUIUM},
volume={13},
number={3},
pages={495-506},
document_type={Article},
} 

@ARTICLE{
author={Petkovic Tatjana S,Ciric Miroslav D,Bogdanovic Stojan M},
year={2004},
title={Minimal forbidden subwords},
journal={INFORMATION PROCESSING LETTERS},
volume={92},
number={5},
pages={211-218},
document_type={Article},
} 

@ARTICLE{
author={Petkovic Tatjana S,Ciric Miroslav D,Bogdanovic Stojan M},
year={2004},
title={Unary algebras, semigroups and congruences on free semigroups},
journal={THEORETICAL COMPUTER SCIENCE},
volume={324},
number={1},
pages={87-105},
document_type={Article},
} 

@ARTICLE{
author={Bogdanovic Stojan M,Ciric Miroslav D,Stanimirovic Predrag S,Petkovic Tatjana S},
year={2004},
title={Linear equations and regularity conditions on semigroups},
journal={SEMIGROUP FORUM},
volume={69},
number={1},
pages={63-74},
document_type={Article},
} 

@ARTICLE{
author={Bogdanovic Stojan M,Ciric Miroslav D,Imreh B,Petkovic Tatjana S,Steinby M},
year={2003},
title={On local properties of unary algebras},
journal={ALGEBRA COLLOQUIUM},
volume={10},
number={4},
pages={461-478},
document_type={Article},
} 

@ARTICLE{
author={Petkovic Tatjana S,Ciric Miroslav D,Bogdanovic Stojan M},
year={2003},
title={Characteristic semigroups of directable automata},
journal={DEVELOPMENTS IN LANGUAGE THEORY},
volume={2450},
number={},
pages={417-427},
document_type={Article},
}