IMANBAEV, N.S.; KANGUZHIN, B.E. On spectral question of the Cauchy-Riemann operator with homogeneous boundary value conditions. Bulletin of the Karaganda University. Mathematics Series, [S. l.], v. 90, n. 2, p. 49–55, 2018. DOI: 10.31489/2018m2/49-55. Disponível em: http://mts.buketov.edu.kz/index.php/mathematics-vestnik/article/view/209. Acesso em: 23 aug. 2025.