- Asymptotic Theory for Varying Coefficient Regression Models with Dependent Data (with A. Maity), Annals of the Institute of Statistical Mathematics. Code
- A Test for Stationarity for Spatio-temporial Data. (with C. Jentsch, and S. Subba Rao), Journal of Time Series Analysis. Code
- A Test for Stationarity for Irregularly Spaced Spatial Data (with S. Subba Rao), Journal of the Royal Statistical Society, Series B. Code
- A Multi-resolution Gaussian Process Model for the Analysis of Large Spatial Data Sets (with D. W. Nychka et al.), Journal of Computational and Graphical Statistics. R package: LatticeKrig
