%0 Journal Article %A R.A. RANKIN %T Chebyshev polynomials and the modulary group of level p %J Mathematica Scandinavica %D 1954 %P 315-326 %V 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/MS2_1954__2_165553/ %F MS2_1954__2_165553