On Biorthogonalization of a Dirichlet System Over a Finite Interval. Armenian Journal of Mathematics, [S. l.], v. 11, n. 4, p. 1–9, 2022. DOI: 10.52737/18291163-2019.11.4-1-9. Disponível em: http://test.armjmath.sci.am/index.php/ajm/article/view/268. Acesso em: 19 sep. 2024.