@article{BalduzziOB2012, title = {Metabolic cost as an organizing principle for cooperative learning}, author = {Balduzzi, D. and Ortega, PA. and Besserve, M.}, journal = {Advances in Complex Systems}, volume = {16}, number = {02n03}, pages = {1350012}, year = {2013}, doi = {10.1142/S0219525913500124} }