Gopalakrishnan, N. S., N. Ramabhadran, and R. Sridharan. “A Note on the Dimension of Modules and Algebras”. The Journal of the Indian Mathematical Society 21, no. 3-4 (December 1, 1957): 185–192. Accessed May 6, 2024. https://www.informaticsjournals.com/index.php/jims/article/view/16968.