@article{RCM_2008_42_1_a4,
     author = {Diomedes Barcenas Universidad de los Andes and Merida and Venezuela Walter Espinoza Universidad de los An},
     title = {A note on {Banach} algebras that are not isomorphic to a group algebra},
     journal = {Revista colombiana de matematicas},
     pages = {67--72},
     publisher = {mathdoc},
     volume = {42},
     number = {1},
     year = {2008},
     url = {http://geodesic.mathdoc.fr/item/RCM_2008_42_1_a4/}
}