MORKA, E. Bacteria contamination of Nigerian currency notes from traders in Delta State University Campuses, Abraka. NIGERIAN JOURNAL OF SCIENCE AND ENVIRONMENT, [S. l.], v. 19, n. 2, 2022. Disponível em: https://delsunjse.com/index.php/njse/article/view/15. Acesso em: 3 may. 2024.