%0 Journal Article %A Young-Ho Park %A Soun-Hi Kwon %T Determination of all non-quadratic imaginary cyclic number fields of 2-power degree with relative class number ≤ 20 %J Acta Arithmetica %D 1998 %P 211-223 %V 83 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa-83-3-211-223/ %R 10.4064/aa-83-3-211-223 %G en %F 10_4064_aa_83_3_211_223