@article{Eilers2006,
author = {Eilers, P.H.C. and Currie, I.D. and Durban, M.},
title= {Fast and compact smoothing on large multidimensional grids},
year = {2006},
doi = {10.1016/j.csda.2004.07.008},
volume = {50},
number = {1},
pages = {61--76},
}