@article{PORMA_1969__28_1_115076,
     author = {Larsen, R.},
     title = {On the finite dimensional orbits of linear operators},
     journal = {Portugaliae mathematica},
     pages = {1--5},
     publisher = {mathdoc},
     volume = {28},
     number = {1},
     year = {1969},
     mrnumber = {0282230},
     zbl = {0211.44504},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/PORMA_1969__28_1_115076/}
}