OBRUCHE, . E. K.; EMAKUNU, . S.; UGOCHUKWU , G. C.; ETINAGBEDIA., . A.; AKAKABOTA, . A. DETERMINATION OF THE EFFECTS OF ROOFTOPS ON THE QUALITY OF RAINWATER COLLECTED IN UGHELLI, DELTA STATE, NIGERIA. NIGERIAN JOURNAL OF SCIENCE AND ENVIRONMENT, [S. l.], v. 21, n. 3, 2024. Disponível em: https://delsunjse.com/index.php/njse/article/view/164. Acesso em: 10 may. 2024.