Psychlab: A Psychology Laboratory for Deep Reinforcement Learning Agents. - Leibo, Joel Z.; d'Autume, Cyprien de Masson; Zoran, Daniel; Amos, David; Beattie, Charles; Anderson, Keith; Castañeda, Antonio García; Sanchez, Manuel; Green, Simon; Gruslys, Audrunas; Legg, Shane; Hassabis, Demis; et al. (CoRR, 2018)