%0 Journal Article %A Riemenschneider, S. D. %A Sharma, A. %T Birkhoff Interpolation at the nth Roots of Unity: Convergence %J Canadian journal of mathematics %D 1981 %P 362-371 %V 33 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1981-030-9/ %R 10.4153/CJM-1981-030-9 %F 10_4153_CJM_1981_030_9