@article {Testing1982,
title = {Testing the Assumptions of Seemingly Unrelated Regressions},
year = {1982},
url = {https://www.esri.ie/publications/testing-the-assumptions-of-seemingly-unrelated-regressions},
author = {Conniffe, Denis},
journal = {The Review of Economics and Statistics, Vol. LXIV No. 1},
}