%0 Journal Article %A Coron, J. M. %A Helein, F. %T Harmonic diffeomorphisms, minimizing harmonic maps and rotational symmetry %J Compositio Mathematica %D 1989 %P 175-228 %V 69 %N 2 %I Kluwer Academic Publishers %U http://www.numdam.org/item/CM_1989__69_2_175_0/ %G en %F CM_1989__69_2_175_0