J. Kasting, R. Kopparapu, R. Ramirez, and C. Harman. (2013)cite arxiv:1312.1328Comment: To be published in Proceedings of the National Academy of Sciences (PNAS) special issue on Exoplanets. Supplementary information is available at http://www3.geosc.psu.edu/~ruk15/publications/ms.pdf.
V. Lavrenko, J. Allan, E. DeGuzman, D. LaFlamme, V. Pollard, and S. Thomas. Proceedings of the second international conference on Human Language Technology Research, page 115--121. San Francisco, CA, USA, Morgan Kaufmann Publishers Inc., (2002)
J. Llinas, C. Bowman, G. Rogova, A. Steinberg, and F. White. In P. Svensson and J. Schubert (Eds.), Proceedings of the Seventh International Conference on Information Fusion (FUSION 2004, page 1218--1230. (2004)