OINAROV, R.; SARSENALY, D.; TEMIRKHANOVA, A. The BD property of a class of high-order singular difference operators. Eurasian Mathematical Journal, [S. l.], v. 17, n. 3, p. 85–91, 2026. DOI: 10.32523/2077-9879-2026-17-3-85-91. Disponível em: https://emj.enu.kz/index.php/main/article/view/1099. Acesso em: 9 oct. 2026.