Post-Marxism
The term post-Marxism first appeared in Ernesto Laclau and Chantal Mouffe's theoretical work "Hegemony and Socialist Strategy" . 
<triplet> Ernesto Laclau <subj> Chantal Mouffe <obj> spouse <triplet> Chantal Mouffe <subj> Ernesto Laclau <obj> spouse <triplet> Hegemony and Socialist Strategy <subj> Ernesto Laclau <obj> author <subj> Chantal Mouffe <obj> author