SENGUPTA, D. The Asymptotic Laws of the Distribution of Eigenvalues for a System of Second Order Differential Equations having Turning Points at Both Ends of the Interval. The Journal of the Indian Mathematical Society, [S. l.], v. 90, n. 1-2, p. 13–22, 2023. DOI: 10.18311/jims/2023/26380. Disponível em: https://www.informaticsjournals.com/index.php/jims/article/view/26380. Acesso em: 1 may. 2024.