1.
Kailasa S, Kuperberg V, Wawrykow N. Chip-Firing on Trees of Loops. Electron. J. Combin. [Internet]. 2018Jan.25 [cited 2026Mar.15];25(1):P1.19. Available from: https://www.combinatorics.org/ojs/index.php/eljc/article/view/v25i1p19