References for nonstationary covariance models, II

Gelfand et al.  ch. 9

Gelfand, A.E., Schmidt, A.M., Banerjee, S., and Sirmans, C.F. (2004). Nonstationary
multivariate process modeling through spatially varying coregionalization. Test 13,

Heaton, M. J., Katzfuss, M., Berrett, C., and Nychka, D.W. (2014). Constructing
valid spatial processes on the sphere using kernel convolutions, Environmetrics 25,

Higdon, D., Swall, J., and Kern, J. (1999). Non-stationary spatial modeling. Bayesian Statistics 6, 761-768.

Kim, H.M., Mallick, B.K., and Holmes, C.C. (2005). Analyzing nonstationary spatial
data using piecewise Gaussian processes. Journal of the American Statistical
Association 100, 653-658.

Nott, D.J. and Dunsmuir, W.T.M. (2002). Estimation of nonstationary spatial
covariance structure. Biometrika 89, 819-829.

Nychka, D., Wikle, C., and Royle, J. A. (2002). Multiresolution models for
nonstationary spatial covariance functions. Statistical Modelling 2, 315-331.

Paciorek, C. J. and Schervish, M. J. (2006). Spatial modeling using a new class of
nonstationary covariance functions. Environmetrics 17, 483-506.

A. Schmidt, P. Guttorp and A. O’Hagan (2011): Considering covariates in the covariance
structure of spatial processes. Environmetrics 22, 487-500.