1.
Han S, Masuda AM, Singh S, Thiel J. Orphans in Forests of Linear Fractional Transformations. Electron. J. Combin. [Internet]. 2016Jul.8 [cited 2026Apr.3];23(3):P3.6. Available from: https://www.combinatorics.org/ojs/index.php/eljc/article/view/v23i3p6