Production planning and firm operational performance: A perspective from Dangote Cement PLC . Nigerian Journal of Social Development (NGJSD), [S. l.], v. 11, n. 2, p. 111–115, 2026. Disponível em: https://j.arabianjbmr.com/index.php/ngjsd/article/view/1430. Acesso em: 1 jun. 2026.