@book{wigner:1959:gtqm, author = {Wigner, Eugene P.}, title = {Group Theory and its Application to the Quantum Mechanics of Atomic Spectra}, note = {Expanded and improved ed. Translated from the German by J. J. Griffin.}, series = {Pure and Applied Physics. Vol. 5}, publisher = {Academic Press}, address = {New York}, year = {1959}, pages = {xi+372}, isbn = {0-12-750550-4}, mrclass = {81.00 (20.00)}, mrnumber = {MR0106711 (21 \#5442)}, mrreviewer = {A. S. Wightman}, zblno = {0085.37905}}