ESEKPA, Ofem Ibor; UGBE, Thomas Adidaumbe; NJOK, Pauline Cletus. Assessing Labour Inefficiency: Preliminary Results for Human Capital Development Initiative Exploration and Production in Cross River State, Nigeria. International Journal of Public Management and Social Science Research (IJPMSSR), [S. l.], v. 1, n. 4, p. 46–61, 2025. Disponível em: https://transglobalpunet.com/index.php/ijpmssr/article/view/68. Acesso em: 4 feb. 2026.