[1]
Golovaty, Y. 2020. Eigenvalues of Schrödinger operators near thresholds: two term approximation. Methods of Functional Analysis and Topology. 26, 1 (Mar. 2020), 76–87. DOI:https://doi.org/https://doi.org/10.31392/MFAT-npu26_1.2020.06.