Saarinen, Juha J., Boyer, Alison G., Brown, James H., Costa, Daniel P., Ernest, S. K. Morgan, Evans, Alistair R., Fortelius, Mikael, Gittleman, John L., Hamilton, Marcus J., Harding, Larisa E., Lintulaakso, Kari, Lyons, Sara K., Okie, Jordan G., Sibly, Richard M., Stephens, Patrick R., Theodor, Jessica, Uhen, Mark D., and Smith, Felisa A. 2014. "Patterns of maximum body size evolution in Cenozoic land mammals: eco-evolutionary processes and abiotic forcing."
Proceedings of the Royal Society B: Biological Sciences, 281, (1784).
https://doi.org/10.1098/rspb.2013.2049.