BUI, Van Chien. Drinfel’d associator and relations of some special functions. Dong Thap University Journal of Science - Natural Sciences Issue, [S. l.], v. 11, n. 5, p. 19–28, 2022. DOI: 10.52714/dthu.11.5.2022.976. Disponível em: https://dthujs.vn/index.php/nsen/article/view/58. Acesso em: 26 oct. 2026.