BibTex format
@article{Newson:2012:10.1177/1536867X1201200310,
author = {Newson, RB},
doi = {10.1177/1536867X1201200310},
journal = {STATA JOURNAL},
pages = {479--504},
title = {Sensible parameters for univariate and multivariate splines},
url = {http://dx.doi.org/10.1177/1536867X1201200310},
volume = {12},
year = {2012}
}