%0 Journal Article %A Michael Johnson %A Robert Rosebrugh %A R.J. Wood %T Entity-relationship-attribute designs and sketches %J Theory and applications of categories %D 2002 %P 94-112 %V 10 %I mathdoc %U http://geodesic.mathdoc.fr/item/TAC_2002_10_a2/ %G en %F TAC_2002_10_a2