Rahwan, I., Pasquier, P., Sonenberg, L., & Dignum, F. (2007). On the benefits of
exploiting hierarchical goals in bilateral automated negotiation. In I. Rahwan, S. Parsons, & C. Reed (Eds.),
Argumentation in multi-agent systems: 4th InternationalWorkshop, ArgMAS 2007, Honolulu, HI, USA, May
15, 2007. Revised selected and invited papers (pp. 18-30). Berlin: Springer.