MOFARREH, F.; DE, U.C. Kenmotsu 3-manifolds and gradient solitons. Carpathian Mathematical Publications, [S. l.], v. 15, n. 1, p. 120–127, 2023. DOI: 10.15330/cmp.15.1.120-127. Disponível em: https://ktipe.pnu.edu.ua/index.php/cmp/article/view/5326. Acesso em: 18 jan. 2025.