%0 Journal Article %A Schaefer, Philip W. %T On existence in the Cauchy problem for the biharmonic equation %J Compositio Mathematica %D 1974 %P 203-207 %V 28 %N 2 %I Noordhoff International Publishing %U http://www.numdam.org/item/CM_1974__28_2_203_0/ %G en %F CM_1974__28_2_203_0