@article{CMUC_1981_22_1_a18,
     author = {M\"uller, Vladim{\'\i}r},
     title = {Non-removable ideals in commutative {Banach} algebras},
     journal = {Commentationes Mathematicae Universitatis Carolinae},
     pages = {213},
     year = {1981},
     volume = {22},
     number = {1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/CMUC_1981_22_1_a18/}
}