@article{BUGAY2021_531618,
author={Leyla BUGAY},
title={Quasi-idempotent ranks of the proper ideals in finite symmetric inverse
semigroups},
year={2021},
journal={Turkish Journal of Mathematics},
issn={1300-0098},
volume={45},
number={1},
url={http://search/yayin/detay/531618}
}