W. V. Reid, D. Chen, L. Goldfarb, H. Hackmann, Y. T. Lee, K. Mokhele, E. Ostrom, K. Raivio, J. Rockstrom, H. J. Schellnhuber, A. Whyte,
Earth System Science for Global Sustainability: Grand Challenges Science. ,vol. 330, pp. 916- 917 ,(2010) ,
10.1126/SCIENCE.1196263