A. Pires et al.,  "Cubus: autonomous embodied characters to stimulate creative idea generation in groups of children", in 17th Int. Conf. on Intelligent Virtual Agents, IVA 2017, J. Beskow, C. Peters, G. Castellano, C. O'Sullivan, I. Leite & S. Kopp, Ed., Estocolmo, Springer International Publishing, 2017, vol. 10489, pp. 360-373