Balogh, József, Béla Csaba, Martin Pei, and Wojciech Samotij. “Large Bounded Degree Trees in Expanding Graphs”. The Electronic Journal of Combinatorics 17, no. 1 (January 5, 2010): #R6. Accessed April 12, 2026. https://www.combinatorics.org/ojs/index.php/eljc/article/view/v17i1r6.