@article{10_4064_sm8690_12_2016,
     author = {Tamara Bottazzi and Alejandro Varela},
     title = {Unitary subgroups and orbits of compact self-adjoint operators},
     journal = {Studia Mathematica},
     pages = {155--176},
     publisher = {mathdoc},
     volume = {238},
     number = {2},
     year = {2017},
     doi = {10.4064/sm8690-12-2016},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm8690-12-2016/}
}