DE, U. C.; JUN, J. B.; MANDAL, K. On almost Kenmotsu manifolds with nullity distributions. Tamkang Journal of Mathematics, [S. l.], v. 48, n. 3, p. 251-262, 2017. DOI: 10.5556/j.tkjm.48.2017.2272. Disponível em: https://journals.math.tku.edu.tw/index.php/TKJM/article/view/2272. Acesso em: 24 jun. 2021.