The Expectations of and Covariances between Carbon Footprints
João F. D. Rodrigues, Rong Yuan, Hai Xiang Lin
Economic Systems Research, vol. 32, 2020, p. 192-201.

The Evolution of Inter-sectoral Linkages in China's Energy-Related CO2 Emissions from 1997 to 2012
Rong Yuan, Paul Behrens, João Filipe Rodrigues
Energy Economics, vol. 69, 2018, p. 404-417.