“Recent trends and drivers of regional sources and sinks of carbon dioxide”, Biogeosciences, vol. 12, no. 3, pp. 653-679, 2015.
, “Global Carbon Budget 2015”, Earth System Science Data, vol. 7, no. 2, pp. 349-396, 2015.
, “Global carbon budget 2014”, Earth System Science Data, vol. 7, no. 1, pp. 47-85, 2015.
,