N. B. GATTI; M. NAGARAJA; RAGHAWENDRA MISHRA; D. G. PRAKASHA4. \mathscr{Z} \text {-symmetries of }(\varepsilon) \text {-para-Sasakian 3-manifolds }. Malaya Journal of Matematik, India, v. 9, n. 01, p. 770–774, 2021. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/1156. Acesso em: 21 nov. 2024.