1. Angers, J.-F., Delampady, M.: Hierarchical Bayesian curve fitting and smoothing. Can. J. Stat. 20, 35–49 (1992)
2. Ash, R.B., Gardner, M.F.: Topics in stochastic processes. Academic Press, New York (1975)
3. Berger, J.O., Liseo, B., Wolpert, R.: Integrated likelihood functions for eliminating nuisance parameters (with discussion). Stat. Sci. 14, 1–28 (1998)
4. Draper, N.R., Guttman, I.: Incorporating overlap effects from neighboring units in response surface models. App. Stat. 29, 128–134 (1980)
5. Efromovich, S.: Nonparametric curve estimation: methods, theory, and applications. Springer, New York (1999)