BibTex format
@article{Brentnall:2011:10.1016/j.csda.2010.09.014,
author = {Brentnall, AR and Crowder, MJ and Hand, DJ},
doi = {10.1016/j.csda.2010.09.014},
journal = {COMPUTATIONAL STATISTICS & DATA ANALYSIS},
pages = {1150--1159},
title = {Approximate repeated-measures shrinkage},
url = {http://dx.doi.org/10.1016/j.csda.2010.09.014},
volume = {55},
year = {2011}
}