1. Abbrahamsen, P.: A review of Gaussian random fields and correlation functionals. Norwegian Computing Center Oslo (1997)
2. Adler, R.J., Taylor, J.E.: Random Fields and Geometry. Springer Monographs in Mathematics. Springer, New York (2007)
3. Al-Rawwash, M., Seif, M.: Measuring the surface roughness using the spatial statistics application. J. Appl Statist. Sci. 15(2), 205–213 (2007)
4. Albin, J.M.P.: On extremal theory for non differentiable stationary processes. PhD Thesis, University of Lund, Sweden (1987)
5. Albin, J.M.P., Hashorva, E., Ji, L., Ling, C.: Extremes and limit theorems for difference of chi-type processes. ESAIM Probab. Stat. 20, 349–366 (2016)