Havlík, P., Valin, H., Herrero, M., Obersteiner, M., Schmid, E., Rufino, M. C., Mosnier, A., Thornton, P. K., Böttcher, H.,
Conant, R. T., Frank, S., Fritz, S., Fuss, S., Kraxner, F., & Notenbaert, A. (2014).
Climate change mitigation through livestock system transitions. Proceedings of the National Academy
of Sciences of the United States of America, 111(10), 3709-3714. doi:10.1073/pnas.1308044111.