ADELANI, S.; AKPAN, L.; JOEL, E.; NGERE, H. Microorganism contamination and risk factors associated with Naira notes in circulation within University of Ibadan campus. TROPICAL JOURNAL OF ENGINEERING, SCIENCE AND TECHNOLOGY, [S. l.], v. 2, n. 1, p. 16–20, 2023. Disponível em: http://tjest.org.ng/index.php/journal/article/view/111. Acesso em: 12 oct. 2025.