1.
Cleary S, Rechnitzer A, Wong T. Common Edges in Rooted Trees and Polygonal Triangulations. Electron. J. Combin. [Internet]. 2013Feb.25 [cited 2026Mar.27];20(1):P39. Available from: https://www.combinatorics.org/ojs/index.php/eljc/article/view/v20i1p39