%0 Journal Article %A Humio Ichimura %T A note on the ideal class group of the cyclotomic ${\Bbb Z}_p$-extension of a totally real number field %J Acta Arithmetica %D 2002 %P 29-34 %V 105 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa105-1-3/ %R 10.4064/aa105-1-3 %G en %F 10_4064_aa105_1_3