@article {Ex-Post1965,
title = {Ex-Post Determination of Significance in Multivariate Regression when the Independent Variables are Orthogonal},
year = {1965},
url = {https://www.esri.ie/publications/ex-post-determination-of-significance-in-multivariate-regression-when-the-independent-variables-are-orthogonal-2},
author = {Geary, Roy C},
journal = {Journal of the Royal Statistical Society. Series B (Methodological), Vol. 29, No. 1, 1967, pp. 154-161},
}