%0 Journal Article %A Orel, Marko %T Adjacency preservers, symmetric matrices, and cores %J Journal of Algebraic Combinatorics %D 2012 %P 633-647 %V 35 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/JAC_2012__35_4_a1/ %G en %F JAC_2012__35_4_a1