%0 Journal Article %A Carroll, J. E. %A Kisilevsky, H. %T Initial layers of $Z_l$-extensions of complex quadratic fields %J Compositio Mathematica %D 1976 %P 157-168 %V 32 %N 2 %I Noordhoff International Publishing %U http://www.numdam.org/item/CM_1976__32_2_157_0/ %G en %F CM_1976__32_2_157_0