@article{10_4064_sm144_2_4,
     author = {Daniel Belti\c{t}\u{a}},
     title = {Analytic joint spectral radius in a
solvable {Lie} algebra of operators},
     journal = {Studia Mathematica},
     pages = {153--167},
     year = {2001},
     volume = {144},
     number = {2},
     doi = {10.4064/sm144-2-4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/sm144-2-4/}
}