Edwards, A.W.F. (1963). "The measure of association in a 2x2 table". Journal of the Royal Statistical Society, Series A. 126 (1). Blackwell Publishing: 109–114. doi:10.2307/2982448. JSTOR2982448.
Edwards, A.W.F. (1963). "The measure of association in a 2x2 table". Journal of the Royal Statistical Society, Series A. 126 (1). Blackwell Publishing: 109–114. doi:10.2307/2982448. JSTOR2982448.