@article{CLTM_1990_1990_1_a14,
     author = {Ciric, Miroslav and Bogdanovic, Stojan},
     title = {Bandas robustas de semigrupos.},
     journal = {Collectanea mathematica},
     pages = {189-195},
     publisher = {mathdoc},
     volume = {41},
     number = {3},
     year = {1990},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CLTM_1990_1990_1_a14/}
}