%0 Journal Article %A Alexander D. Scott %A Alan D. Sokal %T Some Variants of the Exponential Formula, with Application to the Multivariate Tutte Polynomial (alias Potts Model) %J Séminaire lotharingien de combinatoire %D 2009-2011 %V 61A %U http://geodesic.mathdoc.fr/item/SLC_2009-2011_61A_a4/ %F SLC_2009-2011_61A_a4