@ARTICLE{
author={Mitrovic Melanija S,Silvestrov Sergei,Crvenkovic Sinisa Dj,Romano Daniel Abraham},
year={2019},
title={Constructive Semigroups with Apartness: Towards a New Algebraic Theory},
journal={32ND INTERNATIONAL COLLOQUIUM ON GROUP THEORETICAL METHODS IN PHYSICS (GROUP32)},
volume={1194},
number={},
pages={-},
document_type={Proceedings Paper},
} 

@ARTICLE{
author={Crvenkovic Sinisa Dj,Mitrovic Melanija S,Romano Daniel Abraham},
year={2016},
title={Basic notions of (constructive) semigroups with apartness},
journal={SEMIGROUP FORUM},
volume={93},
number={3},
pages={659-674},
document_type={Article},
} 

@ARTICLE{
author={Crvenkovic Sinisa Dj,Mitrovic Melanija S,Romano Daniel Abraham},
year={2013},
title={Semigroups with apartness},
journal={MATHEMATICAL LOGIC QUARTERLY},
volume={59},
number={6},
pages={407-414},
document_type={Article},
} 

@ARTICLE{
author={Crvenkovic Sinisa Dj,Mitrovic Melanija S,Romano Daniel Abraham},
year={2010},
title={Complementary Pair of Quasi-Antiorders},
journal={REPORTS ON MATHEMATICAL LOGIC},
volume={45},
number={},
pages={135-142},
document_type={Article},
}