Definitions and methods to estimate regional land carbon fluxes for the second phase of the REgional Carbon Cycle Assessment and Processes Project (RECCAP-2) oleh P. Ciais, A. Bastos, F. Chevallier, R. Lauerwald, R. Lauerwald, B. Poulter, P. Canadell, G. Hugelius, G. Hugelius, R. B. Jackson, A. Jain, M. Jones, M. Kondo, I. T. Luijkx, P. K. Patra, W. Peters, W. Peters, J. Pongratz, A. M. R. Petrescu, S. Piao, S. Piao, C. Qiu, C. Von Randow, P. Regnier, M. Saunois, R. Scholes, A. Shvidenko, A. Shvidenko, H. Tian, H. Yang, X. Wang, B. Zheng