@article{ADM_2004_3_a8,
     author = {Stanislav Popovych and Lyudmila Turowska},
     title = {Unitarizable and non-unitarizable represenations of algebras generated by idempotents},
     journal = {Algebra and discrete mathematics},
     pages = {111--125},
     publisher = {mathdoc},
     number = {3},
     year = {2004},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ADM_2004_3_a8/}
}