[1]
T. A. Mel'nik, “Asymptotic behavior of eigenvalues and eigenfunctions of the Fourier problem in a thick multilevel junction”, Ukr. Mat. Zhurn., vol. 58, no. 2, pp. 195–216, Feb. 2006, Accessed: Dec. 05, 2025. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/3447