%0 Journal Article %A Arthur W. Apter %T More Easton theorems for level by level equivalence %J Colloquium Mathematicum %D 2012 %P 69-86 %V 128 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm128-1-7/ %R 10.4064/cm128-1-7 %G en %F 10_4064_cm128_1_7