@article{MS2_1993__72_1_167250,
     author = {Carla Farsi and Neil Watling},
     title = {Trivial fixed point subalgebras of the rotation algebra.},
     journal = {Mathematica Scandinavica},
     pages = {298--302},
     publisher = {mathdoc},
     volume = {72},
     number = {1},
     year = {1993},
     zbl = {0795.46051},
     url = {http://geodesic.mathdoc.fr/item/MS2_1993__72_1_167250/}
}