Periodicity Of Maintenance: A Predictor Of Physical Conditions Of Buildings In Public Secondary Schools, Onitsha, Anambra State, Nigeria. coou African Journal of Environmental Research, [S. l.], v. 5, n. 1, p. 131–143, 2024. Disponível em: https://ajer.org.ng/index.php/journal/article/view/119. Acesso em: 13 feb. 2026.