CHERESHAROV, Stoyan; HRISTOV, Hristo; TABAKOVA-KOMSALOVA , Veneta; NANEVA, Veselina. Hierarchical Learning Management System for the Insurance Industry. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 17, n. 21, p. pp. 123–134, 2022. DOI: 10.3991/ijet.v17i21.33595. Disponível em: https://online-journals.org/index.php/i-jet/article/view/33595. Acesso em: 29 mar. 2024.