@article{Pearce2006,
author = {Pearce, N.D. and Wand, M.P.},
title= {Penalized Splines and Reproducing Kernel Methods},
year = {2006},
doi = {10.1198/000313006X124541},
journal = {The American Statistician},
volume = {60},
number = {3},
pages = {233--240},
}