@article{SMJ2_2015_41_1_a4,
     author = {Katavolos, Aristides},
     title = {Operator {Algebras:} an {Introduction}},
     journal = {Serdica Mathematical Journal},
     pages = {49--82},
     publisher = {mathdoc},
     volume = {41},
     number = {1},
     year = {2015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SMJ2_2015_41_1_a4/}
}