IZVARINA, N.; SAVIN, A. Complexes in Relative Elliptic Theory. Eurasian Mathematical Journal, [S. l.], v. 11, n. 4, p. 45–57, 2020. DOI: 10.32523/2077-9879-2020-11-4-45-57. Disponível em: https://emj.enu.kz/index.php/main/article/view/195. Acesso em: 30 sep. 2026.