FAZULLIN, Z. Y. Representation of the Green function of a two-dimensional harmonic oscillator. Journal of Mathematics, Mechanics and Computer Science, [S. l.], v. 107, n. 3, p. 3–9, 2020. DOI: 10.26577/MMCS.2020.v107.i3.01. Disponível em: https://bm.kaznu.kz/index.php/kaznu/article/view/778. Acesso em: 3 jul. 2024.