@article{IJAMCS_2020_30_2_a7,
     author = {Madrid, Nicol\'as and Medina, Jes\'us and Ram{\'\i}rez-Poussa, Elo{\'\i}sa},
     title = {Rough sets based on {Galois} connections},
     journal = {International Journal of Applied Mathematics and Computer Science},
     pages = {299--313},
     publisher = {mathdoc},
     volume = {30},
     number = {2},
     year = {2020},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IJAMCS_2020_30_2_a7/}
}