@article{RM_1991_46_6_a7,
     author = {I. A. Koshovets},
     title = {Properties of the limit distribution of states for a~family of unitary operators related to a~quantum rotator},
     journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova},
     pages = {223--224},
     publisher = {mathdoc},
     volume = {46},
     number = {6},
     year = {1991},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/RM_1991_46_6_a7/}
}