Zeng, N., J. D. Neelin, K.-M. Lau, and C. J. Tucker, 1999: Enhancement of interdecadal climate variability in the Sahel by vegetation interaction. Science, 286, 1537-1540.

Zeng, N., and J. D. Neelin, 2000: The role of vegetation-climate interaction and interannual variability in shaping the African Savanna. J. Climate, 13, 2665-2670.

Zeng, N., K. Hales, and J. D. Neelin, 2002: Nonlinear dynamics in a Coupled Vegetation-Atmosphere System and Implications for Desert-Forest Gradient. J. Climate, 15, 3474-3487.

Hales, K., and J. D. Neelin, 2004: Sensitivity of Tropical Land Climate to Leaf Area Index: Role of Surface Conductance versus Albedo. J. Climate, 17, 1459-1473.

Hales, K., J. D. Neelin and N. Zeng, 2006: Interaction of Vegetation and Atmospheric Dynamical Mechanisms in the mid-Holocene African Monsoon. J. Climate, 19, 4105-4120. Paper (PDF 2.1 MB)