@article{Young1994,
title = {Independence-distribution-preserving dependency structures for the
modified likelihood ratio test for detecting unequal covariance matrices},
author = {Dean M. Young and John W. Seaman and Laurie M. Meaux},
day = {07},
journal = {Statistics \& Probability Letters},
month = {Dec},
number = {5},
pages = {395--403},
url = {http://www.sciencedirect.com/science/article/B6V1D-45DB13G-9/1/61d17316f23024f2a6527c3721aedbb6},
volume = {21},
year = {1994},
keywords = {Correlated observations }
}