Leader, Imre, and Ta Sheng Tan. “Improved Bounds for the Graham-Pollak Problem for Hypergraphs”. The Electronic Journal of Combinatorics 25, no. 1 (January 12, 2018): P1.4. Accessed March 14, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v25i1p4.