Evans, Anthony B., Gage N. Martin, Kaethe Minden, and M. A. Ollis. “Infinite Latin Squares: Neighbor Balance and Orthogonality”. The Electronic Journal of Combinatorics 27, no. 3 (September 4, 2020): P3.52. Accessed March 27, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v27i3p52.