%0 Journal Article %A Schwerdtfeger, H. %T Gesammelte Abhandlungen, by David Hilbert, 3 volumes (originally published by J. Springer Verlag, Berlin (1932, 1933, 1935), Unaltered reprint by Chelsea Publishing Co., New York, 1965. %J Canadian mathematical bulletin %D 1969 %P 106-106 %V 12 %N 1 %U http://geodesic.mathdoc.fr/articles/10.1017/S0008439500030071/ %R 10.1017/S0008439500030071 %F 10_1017_S0008439500030071