@ARTICLE{Busoniu2008ComprehensiveSurveyMulti, author = {L. Bu\c{s}oniu and R. Babu\v{s}ka and B. {De Schutter}}, title = {A Comprehensive Survey of Multi-Agent Reinforcement Learning}, journal = {{IEEE} Transactions on Systems, Man, and Cybernetics. {Part C:} {A}pplications and Reviews}, year = {2008}, volume = {38}, number = {2}, pages = {156--172} }