S. K. PAL; M. K. PANDEY; R. N. SINGH. A Note on Special Projective Semi-Symmetric Connection. Journal of International Academy of Physical Sciences, [S. l.], v. 18, n. 1, p. 47–57, 2014. Disponível em: https://www.iaps.org.in/journal/index.php/journaliaps/article/view/466. Acesso em: 15 may. 2024.