Shimoda, S., Lee, G., Yokoyama, T., Liu, J., Saito, M. and Oikawa, T. 2009. Response of ecosystem CO2 exchange to biomass productivity in a high yield grassland, Environmental and Experimental Botany, 65, 425-431, 10.1016/j.envexpbot.2008.12.007
Mizoguchi, Y., Miyata, A., Ohtani, Y., Hirata, R., & Yuta, S. 2009. A review of tower flux observation sites in Asia. Journal of Forest Research, 14(1), 1-9