%0 Journal Article %A Pikhurko, Oleg %A Spencer, Joel %A Verbitsky, Oleg %T Decomposable graphs and definitions with no quantifier alternation %J Discrete mathematics & theoretical computer science %D 2005 %V DMTCS Proceedings vol. AE, European Conference on Combinatorics, Graph Theory and Applications (EuroComb '05) %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.46298/dmtcs.3423/ %R 10.46298/dmtcs.3423 %G en %F DMTCS_2005_special_250_a32