@article{10_4064_sm_49_2_139_147,
     author = {Paul Muhly},
     title = {Some remarks on the spectra of unitary dilations},
     journal = {Studia Mathematica},
     pages = {139--147},
     year = {1973},
     volume = {49},
     number = {2},
     doi = {10.4064/sm-49-2-139-147},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-49-2-139-147/}
}