Shamai, S., and P. R. D. Corrigan. “Social Facts, Moral Regulation and Statistical Jurisdiction: A Critical Evaluation of Canadian Census Figures on Education”. Canadian Journal of Higher Education, vol. 17, no. 2, Aug. 1987, pp. 37-58, https://www.cjhe.test.sfulib7.publicknowledgeproject.org/index.php/cjhe/article/view/183014.