[1]
V. O. Lebid’ and L. P. Nizhnik, “Spectral Analysis of Some Graphs with Infinite Rays”, Ukr. Mat. Zhurn., vol. 66, no. 9, pp. 1193–1204, Sep. 2014, Accessed: Dec. 05, 2025. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/2210