@article{Marshall1988,
author = {Marshall, A.W. and Olkin, I.},
title= {Families of Multivariate Distributions},
year = {1988},
doi = {10.1080/01621459.1988.10478671},
journal = {Journal of the American Statistical Association},
volume = {83},
number = {403},
pages = {834--841},
}