1.
Boyko OP, Martynyuk OM, Pivovarchik VM. Upper bound for the diameter of a tree in the quantum graph theory. Ukr. Mat. Zhurn. [Internet]. 2022 Oct. 4 [cited 2025 Dec. 5];74(8):1020-8. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/7176