%0 Journal Article %A Sergei Merkulov %A Lorenz Schwachhöfer %T Addendum to ''Classification of irreducible holonomies of torsion-free affine connection'' %J Annals of mathematics %D 1999 %V 150 %N 3 %U http://geodesic.mathdoc.fr/item/AM_1999_150_3_a12/ %F AM_1999_150_3_a12