Falcón, Raúl M., and Rebecca J. Stones. “Enumerating Partial Latin Rectangles”. The Electronic Journal of Combinatorics 27, no. 2 (June 12, 2020): P2.47. Accessed March 27, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v27i2p47.