[Cla20] Koen Claessen.
Finger Trees Explained Anew, and Slightly Simplified (Functional Pearl), pages 31–38.
Association for Computing Machinery, New York, NY, USA, 2020.
URL: https://doi.org/10.1145/3406088.3409026.
[Soz07] Matthieu Sozeau.
Program-Ing Finger Trees in C<span class="smallcaps SmallerCapital">oq</span>.
In Proceedings of the 12th ACM SIGPLAN International Conference on Functional Programming, ICFP '07, 13–24. New York, NY, USA, 2007. Association for Computing Machinery.
doi:10.1145/1291151.1291156, URL: https://doi.org/10.1145/1291151.1291156.