@article{MZ_1982__180_173204,
     author = {James DeFranza and Daniel J. Fleming},
     title = {The {Banach} {Algebra} of {Conservative} {Triangular} {Matrices.}},
     journal = {Mathematische Zeitschrift},
     pages = {463--468},
     publisher = {mathdoc},
     volume = {180},
     year = {1982},
     zbl = {0469.40001},
     url = {http://geodesic.mathdoc.fr/item/MZ_1982__180_173204/}
}